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Operating systems stack vulnerabilities · Page 34

Vulnerabilities published for Operating systems in the last 30 days: 6728. Listed in the KEV catalogue: 4.

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Operating systems

Vulnerabilities: 160088

  1. CVE-2026-117868

    Not ratedEPSS 0.19%Fix available

    Sandbox escape in the DOM: Networking component

    Sandbox escape in the DOM: Networking component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  2. CVE-2026-117867

    Not ratedEPSS 0.19%Fix available

    Use-after-free in the Layout component

    Use-after-free in the Layout component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  3. CVE-2026-117866

    Not ratedEPSS 0.19%Fix available

    Privilege escalation due to use-after-free in the Graphics: Canvas2D component

    Privilege escalation due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  4. CVE-2026-117865

    Not ratedEPSS 0.18%Fix available

    Use-after-free in the JavaScript: GC component

    Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  5. CVE-2026-117864

    Not ratedEPSS 0.18%Fix available

    Sandbox escape in the Form Manager component

    Sandbox escape in the Form Manager component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  6. CVE-2026-117863

    Not ratedEPSS 0.19%Fix available

    Information disclosure due to uninitialized memory in the Audio/Video component

    Information disclosure due to uninitialized memory in the Audio/Video component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  7. CVE-2026-117862

    Not ratedEPSS 0.19%Fix available

    Privilege escalation due to incorrect boundary conditions in the Networking component

    Privilege escalation due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  8. CVE-2026-117861

    Not ratedEPSS 0.18%Fix available

    Sandbox escape in the DOM: Navigation component

    Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  9. CVE-2026-117860

    Not ratedEPSS 0.19%Fix available

    Same-origin policy bypass in the DOM: Navigation component

    Same-origin policy bypass in the DOM: Navigation component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

    • Update to 153.6.0esr-1~deb12u2
    • Update to 153.6.0esr-1~deb13u1
    Published Updated
  10. CVE-2026-117603

    Critical · CVSS 9.3EPSS 0.19%Fix available

    Electrum before 4.7.2 Nostr Wallet Connect Plugin Daily Spending Limit Bypass

    Electrum before 4.7.2 contains a spending limit bypass vulnerability in the Nostr Wallet Connect plugin that allows malicious NWC clients to exceed daily_limit_sat by exploiting non-atomic budget checks and millisatoshi truncation. Attackers can send concurrent pay_invoice requests that pass budget_allows_spend() before add_to_budget() runs, or repeatedly pay msat amounts that are floored to whole satoshis, to drain funds beyond the limit.

    • Update to 4.7.2
    • Update to 4.8.1+dfsg-1
    Published Updated
  11. CVE-2026-117602

    High · CVSS 8.6EPSS 0.11%Fix available

    Electrum before 4.7.2 External Plugin Authorization Bypass Local Code Execution

    Electrum 4.6.0 before 4.7.2 contains an authorization bypass in the external plugin loader, which executes a plugin's __init__.py module when the plugin is marked enabled in the config file, without verifying its plugin-password signature. A rogue local process with write access to the Electrum data directory can place plugin code in the plugins/ folder and mark it enabled, causing arbitrary code execution inside the Electrum process.

    • Update to 4.7.2
    • Update to 4.7.2+dfsg-1
    Published Updated
  12. CVE-2026-117601

    Critical · CVSS 9.3EPSS 0.18%Fix available

    Electrum before 4.8.3 Missing Signature Verification of Mempool Transactions

    Electrum before 4.8.3 fails to verify signatures of wallet-owned inputs in unconfirmed mempool transactions, allowing malicious servers to replace a just-broadcast transaction with a conflicting one. Attackers can swallow the user's transaction and display an invalid zero-fee copy paying an attacker address, tricking users into RBF fee-bumping and signing it.

    • Update to 4.8.3
    • Update to 4.8.3+dfsg-1
    Published Updated
  13. CVE-2026-117557

    Medium · CVSS 6.9EPSS 0.13%No fix published

    SDL_image through 3.4.8 and 2.8.12 Stack Out-of-Bounds Read in ILBM Loader

    SDL_image through 3.4.8 and through 2.8.12 contains a stack out-of-bounds read vulnerability in IMG_LoadLBM_IO() in src/IMG_lbm.c that skips bitplane count validation when HAM mode is set. Attackers can supply a crafted ILBM file with more than 8 HAM bitplanes to read past the colormap stack array, causing crashes or disclosing stack memory.

    Published Updated
  14. CVE-2026-117556

    Medium · CVSS 5.3EPSS 0.33%Fix available

    zchunk before 1.5.5 Heap Out-of-Bounds Read via read_preface()

    zchunk before 1.5.5 contains a heap out-of-bounds read vulnerability in read_preface() in src/lib/header.c that passes the total header length instead of remaining bytes to compint parsing functions. Attackers can supply a crafted .zck file whose header ends inside a compressed integer, causing reads past the heap header buffer and crashing the application.

    • Update to 1.5.5
    Published Updated
  15. CVE-2026-117555

    Medium · CVSS 6.9EPSS 0.13%No fix published

    GreycLab CImg through 4.0.6 Heap Out-of-Bounds Read via Integer Overflow in _load_bmp()

    CImg through 4.0.6 contains a heap out-of-bounds read vulnerability in the _load_bmp() function of CImg.h caused by an integer overflow in the row byte count. Attackers can supply a crafted BMP file with a large header width that wraps dx_bytes, causing crashes or heap memory disclosure into the decoded image.

    Published Updated
  16. RLSA-2026:89923

    High · CVSS 7.5Fix available

    Important: libreswan security update

    Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network (VPN). Security Fix(es): * libreswan: IKEv2 Use-After-Free bug when using IKE-over-TCP (CVE-2026-94453) * libreswan: Denial of Service via sending bogus X.509 certificates (CVE-2026-77205) * libreswan: Null Pointer Dereference in PKCS#7 bundle with no CERTS (CVE-2026-77207) For more details about the security issue(s), including the impact, a CVSS sco

    • Update to 0:5.3.3-1.el10_2
    Published Updated
  17. RLSA-2026:89905

    High · CVSS 7.5Fix available

    Moderate: freeipmi security, bug fix, and enhancement update

    The freeipmi packages contain an Intelligent Platform Management Interface (IPMI) remote console and system management software based on the IPMI specification. Security Fix(es): * FreeIPMI: FreeIPMI: Arbitrary code execution via malformed Fujitsu System Event Log responses (CVE-2026-85504) * FreeIPMI: FreeIPMI: Arbitrary code execution via stack-based buffer overflow (CVE-2026-85507) * FreeIPMI: FreeIPMI: Arbitrary code execution via stack-based buffer overflow in ipmi-oem (CVE-2026-85506) * FreeIPMI: FreeIPMI: Arbitrary code execution via stack-based buffer overflow (CVE-2026-85509) * FreeIPMI: FreeIPMI: Denial of Service via stack-ba

    • Update to 0:1.6.20-1.el10_2
    Published Updated
  18. RLSA-2026:89860

    High · CVSS 8.1Fix available

    Important: httpd security update

    The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server. Security Fix(es): * httpd: httpd: HTTP response smuggling via crafted Transfer-Encoding response in mod_proxy_uwsgi (CVE-2026-63718) * httpd: httpd: Denial of Service via integer overflow in mod_dav_fs (CVE-2026-93546) * httpd: httpd: Authentication state corruption via concurrent Digest authentication requests (CVE-2026-73637) * httpd: httpd: unauthorized connection to arbitrary hosts via crafted FTP PASV response (CVE-2026-63045) * httpd: httpd: Arbitrary code execution via oversized Host header in mod_vhost_alias (CVE-2026-63292) * h

    • Update to 0:2.4.63-13.el10_2.8
    Published Updated
  19. RLSA-2026:89849

    High · CVSS 7.1Fix available

    Important: flatpak security update

    Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es): * flatpak: flatpak: Arbitrary file deletion in root context via path traversal in deploy directory export/bin (CVE-2026-97023) * flatpak: flatpak: Arbitrary write in root context via path traversal in deploy directory files/etc (CVE-2026-97024) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    • Update to 0:1.16.0-9.el10_2.6
    Published Updated
  20. RLSA-2026:89761

    High · CVSS 7.5Fix available

    Important: skopeo security update

    The skopeo command lets you inspect images from container image registries, get images and image layers, and use signatures to create and verify files. Security Fix(es): * podman: Arbitrary file write when importing OCI archive (CVE-2025-11395) * net/http: golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667) * crypto/x509: golang: crypto/x509: Man-in-the-middle attacks via untrusted intermediate certificates (CVE-2026-111943) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References secti

    • Update to 2:1.22.2-6.el10_2
    Published Updated

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