{"kind": "product", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "name": "linux-gkeop-5.4", "product": "linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS", "items": [{"id": "LSN-0097-1", "noindex": false, "published": "2023-09-05T11:06:46Z", "modified": "2026-06-03T13:33:17.947256519Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0097-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that the IP-VLAN network driver for the Linux kernel did\nnot properly initialize memory in some situations, leading to an out-of-\nbounds write vulnerability. An attacker could use this to cause a denial of\nservice (system crash) or possibly execute arbitrary code.(CVE-2023-3090)\n\nQuerijn Voet discovered that a race condition existed in the io_uring\nsubsystem in the Linux kernel, leading to a use-after-free vulnerability. A\nlocal attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code.(CVE-2023-3389)\n\nIt was discovered that the netfilter subsystem in the Linux kernel did not\nprop", "references": ["https://ubuntu.com/security/notices/LSN-0097-1", "https://ubuntu.com/security/CVE-2023-3090", "https://ubuntu.com/security/CVE-2023-3389"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0096-1", "noindex": false, "published": "2023-07-25T08:28:17Z", "modified": "2026-06-03T13:33:17.922915911Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0096-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that the Broadcom FullMAC USB WiFi driver in the Linux\nkernel did not properly perform data buffer size validation in some\nsituations. A physically proximate attacker could use this to craft a\nmalicious USB device that when inserted, could cause a denial of service\n(system crash) or possibly expose sensitive information.(CVE-2023-1380)\n\nReima Ishii discovered that the nested KVM implementation for Intel x86\nprocessors in the Linux kernel did not properly validate control registers\nin certain situations. An attacker in a guest VM could use this to cause a\ndenial of service (guest crash).(CVE-2023-30456)\n\nMingi Cho discovered ", "references": ["https://ubuntu.com/security/notices/LSN-0096-1", "https://ubuntu.com/security/CVE-2023-1380", "https://ubuntu.com/security/CVE-2023-30456"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0095-1", "noindex": false, "published": "2023-06-21T07:25:09Z", "modified": "2026-06-03T14:03:48.607230171Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0095-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that the OverlayFS implementation in the Linux kernel did\nnot properly handle copy up operation in some conditions. A local attacker\ncould possibly use this to gain elevated privileges.(CVE-2023-0386)\n\nIt was discovered that the Broadcom FullMAC USB WiFi driver in the Linux\nkernel did not properly perform data buffer size validation in some\nsituations. A physically proximate attacker could use this to craft a\nmalicious USB device that when inserted, could cause a denial of service\n(system crash) or possibly expose sensitive information.(CVE-2023-1380)\n\nIt was discovered that a race condition existed in the io_uring subsystem", "references": ["https://ubuntu.com/security/notices/LSN-0095-1", "https://ubuntu.com/security/CVE-2023-0386", "https://ubuntu.com/security/CVE-2023-1380"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0094-1", "noindex": false, "published": "2023-04-18T07:22:40Z", "modified": "2026-06-03T14:03:35.687494450Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0094-1", "title": "Kernel Live Patch Security Notice", "description": "Lin Ma discovered a race condition in the io_uring subsystem in the Linux\nkernel, leading to a null pointer dereference vulnerability. A local\nattacker could use this to cause a denial of service (system crash).(CVE-2023-0468)\n\nIt was discovered that the Traffic-Control Index (TCINDEX) implementation\nin the Linux kernel contained a use-after-free vulnerability. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code.(CVE-2023-1281)", "references": ["https://ubuntu.com/security/notices/LSN-0094-1", "https://ubuntu.com/security/CVE-2023-0468", "https://ubuntu.com/security/CVE-2023-1281"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0093-1", "noindex": false, "published": "2023-03-27T07:25:28Z", "modified": "2026-06-03T14:03:55.669510154Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0093-1", "title": "Kernel Live Patch Security Notice", "description": "Davide Ornaghi discovered that the netfilter subsystem in the Linux kernel\ndid not properly handle VLAN headers in some situations. A local attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code.(CVE-2023-0179)\n\nIt was discovered that the Upper Level Protocol (ULP) subsystem in the\nLinux kernel did not properly handle sockets entering the LISTEN state in\ncertain protocols, leading to a use-after-free vulnerability. A local\nattacker could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code.(CVE-2023-0461)", "references": ["https://ubuntu.com/security/notices/LSN-0093-1", "https://ubuntu.com/security/CVE-2023-0179", "https://ubuntu.com/security/CVE-2023-0461"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0092-1", "noindex": false, "published": "2023-03-07T11:04:24Z", "modified": "2026-06-03T14:04:15.848703981Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0092-1", "title": "Kernel Live Patch Security Notice", "description": "Kyle Zeng discovered that the sysctl implementation in the Linux kernel\ncontained a stack-based buffer overflow. A local attacker could use this to\ncause a denial of service (system crash) or execute arbitrary code.(CVE-2022-4378)\n\nTamás Koczka discovered that the Bluetooth L2CAP handshake implementation\nin the Linux kernel contained multiple use-after-free vulnerabilities. A\nphysically proximate attacker could use this to cause a denial of service\n(system crash) or possibly execute arbitrary code.(CVE-2022-42896)\n\nIt was discovered that the NFSD implementation in the Linux kernel did not\nproperly handle some RPC messages, leading to a buffer", "references": ["https://ubuntu.com/security/notices/LSN-0092-1", "https://ubuntu.com/security/CVE-2022-4378", "https://ubuntu.com/security/CVE-2022-42896"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0091-1", "noindex": false, "published": "2023-02-14T08:21:13Z", "modified": "2026-06-03T13:33:14.652420197Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0091-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that a race condition existed in the memory address space\naccounting implementation in the Linux kernel, leading to a use-after-free\nvulnerability. A local attacker could use this to cause a denial of service\n(system crash) or possibly execute arbitrary code.(CVE-2022-41222)\n\nSönke Huster discovered that a use-after-free vulnerability existed in the\nWiFi driver stack in the Linux kernel. A physically proximate attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code.(CVE-2022-42719)", "references": ["https://ubuntu.com/security/notices/LSN-0091-1", "https://ubuntu.com/security/CVE-2022-41222", "https://ubuntu.com/security/CVE-2022-42719"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0090-1", "noindex": false, "published": "2022-11-16T10:00:00Z", "modified": "2026-06-03T14:03:41.056964548Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0090-1", "title": "Kernel Live Patch Security Notice", "description": "David Bouman discovered that the netfilter subsystem in the Linux kernel\ndid not properly validate passed user register indices. A local attacker\ncould use this to cause a denial of service or possibly execute\narbitrary code. (CVE-2022-1015)\n\nDavid Bouman and Billy Jheng Bing Jhong discovered that a race condition\nexisted in the io_uring subsystem in the Linux kernel, leading to a use-\nafter-free vulnerability. A local attacker could use this to cause a\ndenial of service (system crash) or possibly execute arbitrary code.(CVE-2022-2602)\n\nSönke Huster discovered that an integer overflow vulnerability existed\nin the WiFi driver stack in the Linu", "references": ["https://ubuntu.com/security/notices/LSN-0090-1", "https://ubuntu.com/security/CVE-2022-1015", "https://ubuntu.com/security/CVE-2022-2602"], "fixes": [], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0089-1", "noindex": false, "published": "2022-08-24T07:09:26Z", "modified": "2026-06-03T14:03:50.132917075Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0089-1", "title": "Kernel Live Patch Security Notice", "description": "Aaron Adams discovered that the netfilter subsystem in the Linux kernel did not properly handle the removal of stateful expressions in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-1966)\n\nZiming Zhang discovered that the netfilter subsystem in the Linux kernel\ndid not properly validate sets with multiple ranged fields. A local\nattacker could use this to cause a denial of service or execute arbitrary\ncode.(CVE-2022-1972)\n\nIt was discovered that the implementation of POSIX timers in the Linux\nkernel did not properly cle", "references": ["https://ubuntu.com/security/notices/LSN-0089-1", "https://ubuntu.com/security/CVE-2022-1966", "https://ubuntu.com/security/CVE-2022-1972"], "fixes": ["5.4.0-1051.54~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0087-1", "noindex": false, "published": "2022-06-16T08:12:19Z", "modified": "2026-10-28T08:16:56.174274297Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0087-1", "title": "Kernel Live Patch Security Notice", "description": "Aaron Adams discovered that the netfilter subsystem in the Linux kernel did\nnot properly handle the removal of stateful expressions in some situations,\nleading to a use-after-free vulnerability. A local attacker could use this\nto cause a denial of service (system crash) or execute arbitrary code.(CVE-2022-1966)\n\nZiming Zhang discovered that the netfilter subsystem in the Linux kernel\ndid not properly validate sets with multiple ranged fields. A local\nattacker could use this to cause a denial of service or execute arbitrary\ncode.(CVE-2022-1972)", "references": ["https://ubuntu.com/security/notices/LSN-0087-1", "https://ubuntu.com/security/CVE-2022-1966", "https://ubuntu.com/security/CVE-2022-1972"], "fixes": ["5.4.0-1046.48~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0086-1", "noindex": false, "published": "2022-06-02T07:44:54Z", "modified": "2026-06-03T13:33:12.131653773Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0086-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that a race condition existed in the network scheduling\nsubsystem of the Linux kernel, leading to a use-after-free vulnerability. A\nlocal attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code.(CVE-2021-39713)\n\nYiqi Sun and Kevin Wang discovered that the cgroups implementation in the\nLinux kernel did not properly restrict access to the cgroups v1\nrelease_agent feature. A local attacker could use this to gain\nadministrative privileges.(CVE-2022-0492)\n\nIt was discovered that the network traffic control implementation in the\nLinux kernel contained a use-after-free vulnerability. A", "references": ["https://ubuntu.com/security/notices/LSN-0086-1", "https://ubuntu.com/security/CVE-2021-39713", "https://ubuntu.com/security/CVE-2022-0492"], "fixes": ["5.4.0-1046.48~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0085-1", "noindex": false, "published": "2022-03-23T07:58:01Z", "modified": "2026-06-03T13:33:10.737244537Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0085-1", "title": "Kernel Live Patch Security Notice", "description": "Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the\nLinux kernel did not properly restrict access to the cgroups v1\nrelease_agent feature. A local attacker could use this to gain\nadministrative privileges.(CVE-2022-0492)\n\nNick Gregory discovered that the Linux kernel incorrectly handled network\noffload functionality. A local attacker could use this to cause a denial of\nservice or possibly execute arbitrary code.(CVE-2022-25636)", "references": ["https://ubuntu.com/security/notices/LSN-0085-1", "https://ubuntu.com/security/CVE-2022-0492", "https://ubuntu.com/security/CVE-2022-25636"], "fixes": ["5.4.0-1037.38~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0084-1", "noindex": false, "published": "2022-01-20T07:11:52Z", "modified": "2026-06-03T13:33:09.751426611Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0084-1", "title": "Kernel Live Patch Security Notice", "description": "William Liu and Jamie Hill-Daniel discovered that the file system context\nfunctionality in the Linux kernel contained an integer underflow\nvulnerability, leading to an out-of-bounds write. A local attacker could\nuse this to cause a denial of service (system crash) or execute arbitrary\ncode.(CVE-2022-0185)", "references": ["https://ubuntu.com/security/notices/LSN-0084-1", "https://ubuntu.com/security/CVE-2022-0185", "https://osv.dev/vulnerability/LSN-0084-1"], "fixes": ["5.4.0-1031.32~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0083-1", "noindex": false, "published": "2022-01-06T08:48:25Z", "modified": "2026-06-03T13:33:08.184906173Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0083-1", "title": "Kernel Live Patch Security Notice", "description": "The BPF subsystem in the Linux kernel before 4.17 mishandles\nsituations with a long jump over an instruction sequence where inner\ninstructions require substantial expansions into multiple BPF instructions,\nleading to an overflow. This affects kernel/bpf/core.c and\nnet/core/filter.c.(CVE-2018-25020)\n\nMaxim Levitsky discovered that the KVM hypervisor implementation for AMD\nprocessors in the Linux kernel did not properly prevent a guest VM from\nenabling AVIC in nested guest VMs. An attacker in a guest VM could use this\nto write to portions of the host's physical memory.(CVE-2021-3653)\n\nNadav Amit discovered that the hugetlb implementation in the", "references": ["https://ubuntu.com/security/notices/LSN-0083-1", "https://ubuntu.com/security/CVE-2018-25020", "https://ubuntu.com/security/CVE-2021-3653"], "fixes": ["5.4.0-1029.30~18.04.2"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0082-1", "noindex": false, "published": "2021-11-11T06:14:44Z", "modified": "2026-06-03T13:33:07.693729376Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0082-1", "title": "Kernel Live Patch Security Notice", "description": "Jann Horn discovered that the tty subsystem of the Linux kernel did not use\nconsistent locking in some situations, leading to a read-after-free\nvulnerability. A local attacker could use this to cause a denial of service\n(system crash) or possibly expose sensitive information (kernel memory).(CVE-2020-29660)\n\nJann Horn discovered a race condition in the tty subsystem of the Linux\nkernel in the locking for the TIOCSPGRP ioctl(), leading to a use-after-\nfree vulnerability. A local attacker could use this to cause a denial of\nservice (system crash) or possibly execute arbitrary code.(CVE-2020-29661)\n\nDe4dCr0w of 360 Alpha Lab discovered that the ", "references": ["https://ubuntu.com/security/notices/LSN-0082-1", "https://ubuntu.com/security/CVE-2020-29660", "https://ubuntu.com/security/CVE-2020-29661"], "fixes": ["5.4.0-1012.13~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0081-1", "noindex": false, "published": "2021-09-13T07:12:04Z", "modified": "2026-06-03T13:33:07.074157278Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0081-1", "title": "Kernel Live Patch Security Notice", "description": "Maxim Levitsky discovered that the KVM hypervisor implementation for AMD\nprocessors in the Linux kernel did not properly prevent a guest VM from\nenabling AVIC in nested guest VMs. An attacker in a guest VM could use this\nto write to portions of the host's physical memory.(CVE-2021-3653)\n\nMaxim Levitsky and Paolo Bonzini discovered that the KVM hypervisor\nimplementation for AMD processors in the Linux kernel allowed a guest VM to\ndisable restrictions on VMLOAD/VMSAVE in a nested guest. An attacker in a\nguest VM could use this to read or write portions of the host's physical\nmemory.(CVE-2021-3656)\n\nAndy Nguyen discovered that the netfilter subs", "references": ["https://ubuntu.com/security/notices/LSN-0081-1", "https://ubuntu.com/security/CVE-2021-3653", "https://ubuntu.com/security/CVE-2021-3656"], "fixes": ["5.4.0-1023.24~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0080-1", "noindex": false, "published": "2021-08-16T12:04:18Z", "modified": "2026-06-03T13:33:05.619278249Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0080-1", "title": "Kernel Live Patch Security Notice", "description": "Andy Nguyen discovered that the netfilter subsystem in the Linux kernel\ncontained an out-of-bounds write in its setsockopt() implementation. A\nlocal attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code.(CVE-2021-22555)", "references": ["https://ubuntu.com/security/notices/LSN-0080-1", "https://ubuntu.com/security/CVE-2021-22555", "https://osv.dev/vulnerability/LSN-0080-1"], "fixes": ["5.4.0-1016.17~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0079-1", "noindex": false, "published": "2021-07-26T06:29:13Z", "modified": "2026-06-03T13:33:05.036363801Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0079-1", "title": "Kernel Live Patch Security Notice", "description": "It was discovered that the eBPF implementation in the Linux kernel did not\nproperly track bounds information for 32 bit registers when performing div\nand mod operations. A local attacker could use this to possibly execute\narbitrary code.(CVE-2021-3600)\n\nIt was discovered that the virtual file system implementation in the Linux\nkernel contained an unsigned to signed integer conversion error. A local\nattacker could use this to cause a denial of service (system crash) or\nexecute arbitrary code.(CVE-2021-33909)", "references": ["https://ubuntu.com/security/notices/LSN-0079-1", "https://ubuntu.com/security/CVE-2021-3600", "https://ubuntu.com/security/CVE-2021-33909"], "fixes": ["5.4.0-1021.22~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0078-1", "noindex": false, "published": "2021-07-19T05:41:57Z", "modified": "2026-06-03T13:33:05.235416742Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0078-1", "title": "Kernel Live Patch Security Notice", "description": "Norbert Slusarek discovered a race condition in the CAN BCM networking\nprotocol of the Linux kernel leading to multiple use-after-free\nvulnerabilities. A local attacker could use this issue to execute arbitrary\ncode.(CVE-2021-3609)", "references": ["https://ubuntu.com/security/notices/LSN-0078-1", "https://ubuntu.com/security/CVE-2021-3609", "https://osv.dev/vulnerability/LSN-0078-1"], "fixes": ["5.4.0-1018.19~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}, {"id": "LSN-0077-1", "noindex": false, "published": "2021-05-17T07:04:24Z", "modified": "2026-06-03T13:33:02.763449966Z", "cvss": null, "cvss_vector": "", "severity": "unknown", "epss": null, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/lsn-0077-1", "title": "Kernel Live Patch Security Notice", "description": "Vincent Dehors discovered that the shiftfs file system in the Ubuntu Linux\nkernel did not properly handle faults in copy_from_user() when passing\nthrough ioctls to an underlying file system. A local attacker could use\nthis to cause a denial of service (memory exhaustion) or execute arbitrary\ncode.(CVE-2021-3492)", "references": ["https://ubuntu.com/security/notices/LSN-0077-1", "https://ubuntu.com/security/CVE-2021-3492", "https://osv.dev/vulnerability/LSN-0077-1"], "fixes": ["5.4.0-1014.15~18.04.1"], "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}]}], "total": 22, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 2, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "linux-gkeop-5.4", "path": "vulns/ubuntu-pro-18.04-lts/linux-gkeop-5.4", "ecosystem": "Ubuntu:Pro:18.04:LTS"}], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}, {"name": "web", "path": "vulns/stack/web", "slug": "web"}, {"name": "php", "path": "vulns/stack/php", "slug": "php"}, {"name": "python", "path": "vulns/stack/python", "slug": "python"}, {"name": "node", "path": "vulns/stack/node", "slug": "node"}, {"name": "database", "path": "vulns/stack/database", "slug": "database"}, {"name": "containers", "path": "vulns/stack/containers", "slug": "containers"}, {"name": "network", "path": "vulns/stack/network", "slug": "network"}, {"name": "applications", "path": "vulns/stack/applications", "slug": "applications"}], "versions": [], "stats": {"recent": 0, "kev": 0}, "lastmod": "2026-10-28T08:16:56.174274297Z", "early_advisories": [], "license": "Puedes utilizar libremente la selección de PatchFirst y nuestras aportaciones (prioridades, alertas tempranas, textos, resúmenes y agregados) para tus propios fines, incluido el uso interno de tu empresa. 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Las noticias incluyen un enlace a la fuente original en cada entrada.", "sources": [{"id": "cve", "name": "CVE List / CVE.org", "url": "https://www.cve.org/", "license": "CVE Terms of Use", "terms_url": "https://www.cve.org/Legal/TermsOfUse", "notice": "Copyright © 1999–2021, The MITRE Corporation. LICENSE Submissions : For all materials you submit to the Common Vulnerabilities and Exposures (CVE™), you hereby grant to The MITRE Corporation (MITRE) and all CVE Numbering Authorities (CNAs) a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute such materials and derivative works. Unless required by applicable law or agreed to in writing, you provide such materials on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. CVE Usage : MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy. DISCLAIMERS ALL DOCUMENTS AND THE INFORMATION CONTAINED THEREIN PROVIDED BY MITRE ARE PROVIDED ON AN \"AS IS\" BASIS AND THE CONTRIBUTOR, THE ORGANIZATION HE/SHE REPRESENTS OR IS SPONSORED BY (IF ANY), THE MITRE CORPORATION, ITS BOARD OF TRUSTEES, OFFICERS, AGENTS, AND EMPLOYEES, DISCLAIM ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION THEREIN WILL NOT INFRINGE ANY RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE."}, {"id": "osv", "name": "OSV", "url": "https://osv.dev/", "terms_url": "https://google.github.io/osv.dev/data/", "terms": "Las licencias de las bases originales varían; consulta el catálogo de fuentes."}, {"id": "kev", "name": "CISA KEV", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "license": "CC0-1.0", "terms_url": "https://github.com/cisagov/kev-data/blob/develop/LICENSE"}, {"id": "epss", "name": "FIRST EPSS", "url": "https://www.first.org/epss/", "terms_url": "https://www.first.org/epss/faq", "terms": "Puntuaciones públicas gratuitas; se solicita atribución (FIRST EPSS, puntuaciones generadas por Empirical Security)."}, {"id": "github-advisory", "name": "GitHub Advisory Database", "url": "https://github.com/advisories", "license": "CC-BY-4.0", "terms_url": "https://github.com/github/advisory-database/blob/main/LICENSE.md"}, {"id": "exploitdb", "name": "Exploit-DB", "url": "https://www.exploit-db.com/", "license": "GPL-2.0", "terms_url": "https://gitlab.com/exploit-database/exploitdb/-/blob/main/LICENSE.md"}, {"id": "metasploit", "name": "Metasploit", "url": "https://github.com/rapid7/metasploit-framework", "license": "BSD-3-Clause", "terms_url": "https://github.com/rapid7/metasploit-framework/blob/master/LICENSE", "notice": "Copyright (c) 2006-2026, Rapid7, Inc.\nLicense: BSD-3-clause\n Redistribution and use in source and binary forms, with or without modification,\n are permitted provided that the following conditions are met:\n .\n * Redistributions of source code must retain the above copyright notice,\n this list of conditions and the following disclaimer.\n .\n * Redistributions in binary form must reproduce the above copyright notice,\n this list of conditions and the following disclaimer in the documentation\n and/or other materials provided with the distribution.\n .\n * Neither the name of Rapid7, Inc. nor the names of its contributors\n may be used to endorse or promote products derived from this software\n without specific prior written permission.\n .\n THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS IS\" AND\n ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\n WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE\n DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR\n ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES\n (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON\n ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT\n (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\n SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."}, {"id": "nuclei", "name": "Nuclei Templates", "url": "https://github.com/projectdiscovery/nuclei-templates", "license": "MIT", "terms_url": "https://github.com/projectdiscovery/nuclei-templates/blob/main/LICENSE.md", "notice": "MIT License\n\nCopyright (c) 2025 ProjectDiscovery, Inc.\n\nPermission is hereby granted, free of charge, to any person obtaining a copy\nof this software and associated documentation files (the \"Software\"), to deal\nin the Software without restriction, including without limitation the rights\nto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\ncopies of the Software, and to permit persons to whom the Software is\nfurnished to do so, subject to the following conditions:\n\nThe above copyright notice and this permission notice shall be included in all\ncopies or substantial portions of the Software.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\nIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\nFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\nAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\nLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\nOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\nSOFTWARE."}, {"id": "linux-kernel", "name": "Linux kernel releases", "url": "https://www.kernel.org/", "license": "CC-BY-SA-4.0", "terms_url": "https://www.kernel.org/legal.html", "notice": "Copyright (C) 1997-2014 by The Linux Kernel Organization, Inc."}]}