{"kind": "product", "path": "vulns/debian-14/lwip", "name": "lwip", "product": "lwip", "ecosystem": "Debian:14", "items": [{"id": "CVE-2026-112062", "noindex": false, "published": "2026-10-18T12:19:52.023Z", "modified": "2026-10-19T17:56:37.505Z", "cvss": 6, "cvss_vector": "CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N", "severity": "medium", "epss": 0.00356, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-112062", "title": "lwIP through 2.2.1 Stack Out-of-Bounds Write via mDNS Search Response Handler", "description": "lwIP through 2.2.1 contains a stack out-of-bounds write vulnerability in mdns_handle_response that allows adjacent attackers to corrupt stack memory by sending mDNS responses with invalid domain names. Attackers on the local link can send multicast PTR answers with oversized RDLENGTH or SRV answers with RDLENGTH below 6 during a service search, overflowing a 256-byte stack buffer and crashing the device.", "references": ["https://hackmd.io/@haindpwn/lwip-mdns-search-result-domain-oob-write", "https://github.com/lwip-tcpip/lwip/commit/ab2f69c7d8980c01cdd67ed4b23ac61118ed0205", "https://github.com/lwip-tcpip/lwip/blob/STABLE-2_2_1_RELEASE/src/apps/mdns/mdns.c"], "fixes": [], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2026-15340", "noindex": false, "published": "2026-10-09T14:52:43.517Z", "modified": "2026-10-11T17:05:28.240Z", "cvss": 9.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "severity": "critical", "epss": 0.00367, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-15340", "title": "Savannah lwIP SMTP client Classic Buffer Overflow", "description": "lwIP SMTP client does not check the size of inputs, potentially allowing a buffer overflow.", "references": ["https://www.cisa.gov/news-events/ics-advisories/icsa-26-279-02", "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-279-02.json", "https://nvd.nist.gov/vuln/detail/CVE-2026-15340"], "fixes": [], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2026-91018", "noindex": false, "published": "2026-09-22T20:25:33.530Z", "modified": "2026-09-23T13:05:15.963Z", "cvss": 8.7, "cvss_vector": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "severity": "high", "epss": 0.00397, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-91018", "title": "Double Free in lwIP (lightweight IP)", "description": "lwIP (Lightweight IP) has a double free vulnerability, which could crash the system, cause a DoS, memory corruption, or allow code execution on the victim system.", "references": ["https://cgit.git.savannah.gnu.org/cgit/lwip.git", "https://www.cisa.gov/news-events/ics-advisories/icsa-26-265-02", "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-265-02.json"], "fixes": ["2.2.1+dfsg1-8"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2026-87121", "noindex": false, "published": "2026-09-22T19:48:25.046Z", "modified": "2026-09-22T20:23:09.069Z", "cvss": 9.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "severity": "critical", "epss": 0.00775, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-87121", "title": "Out-of-bounds write in lwIP TCP/IP Stack MQTT Client Application", "description": "lwIP TCP/IP Stack MQTT is vulnerable to an out-of-bounds write, which may allow an attacker to gain full code execution on the device.", "references": ["https://savannah.nongnu.org/projects/lwip", "https://www.cisa.gov/news-events/ics-advisories/icsa-26-265-01", "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-265-01.json"], "fixes": ["2.2.1+dfsg1-8"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2026-8836", "noindex": false, "published": "2026-05-18T18:45:12.791Z", "modified": "2026-08-22T08:42:12.843Z", "cvss": 9.3, "cvss_vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P", "severity": "critical", "epss": 0.01097, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2026-8836", "title": "lwIP snmpv3 USM snmp_msg.c snmp_parse_inbound_frame stack-based overflow", "description": "A vulnerability was found in lwIP up to 2.2.1. Affected is the function snmp_parse_inbound_frame of the file src/apps/snmp/snmp_msg.c of the component snmpv3 USM Handler. Performing a manipulation of the argument msgAuthenticationParameters results in stack-based buffer overflow. The attack may be initiated remotely. The patch is named 0c957ec03054eb6c8205e9c9d1d05d90ada3898c. It is suggested to install a patch to address this issue. Two separate issue reports were submitted to the project. Their processing was merged as a duplicate.", "references": ["https://vuldb.com/vuln/364474", "https://vuldb.com/vuln/364474/cti", "https://vuldb.com/cve/CVE-2026-8836"], "fixes": ["2.2.1+dfsg1-5"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2020-22284", "noindex": false, "published": "2021-07-22T19:38:09.000Z", "modified": "2024-08-04T14:51:10.633Z", "cvss": 7.5, "cvss_vector": "", "severity": "high", "epss": 0.01183, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2020-22284", "title": "CVE-2020-22284", "description": "A buffer overflow vulnerability in the zepif_linkoutput() function of Free Software Foundation lwIP git head version and version 2.1.2 allows attackers to access sensitive information via a crafted 6LoWPAN packet.", "references": ["https://savannah.nongnu.org/bugs/index.php?58554", "https://nvd.nist.gov/vuln/detail/CVE-2020-22284"], "fixes": ["2.1.3+dfsg1-1"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2020-22283", "noindex": false, "published": "2021-07-22T00:00:00.000Z", "modified": "2024-08-04T14:51:11.058Z", "cvss": 7.5, "cvss_vector": "", "severity": "high", "epss": 0.01377, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2020-22283", "title": "CVE-2020-22283", "description": "A buffer overflow vulnerability in the icmp6_send_response_with_addrs_and_netif() function of Free Software Foundation lwIP version git head allows attackers to access sensitive information via a crafted ICMPv6 packet.", "references": ["https://savannah.nongnu.org/bugs/index.php?58553", "https://lists.debian.org/debian-lts-announce/2023/11/msg00011.html", "https://nvd.nist.gov/vuln/detail/CVE-2020-22283"], "fixes": ["2.1.3+dfsg1-1"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}, {"id": "CVE-2020-8597", "noindex": false, "published": "2020-02-03T22:58:21.000Z", "modified": "2025-12-03T15:15:50.472Z", "cvss": 9.8, "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "severity": "critical", "epss": 0.19925, "kev": false, "exploits": [], "stacks": [{"name": "system", "path": "vulns/stack/system", "slug": "system"}], "path": "vulns/cve-2020-8597", "title": "CVE-2020-8597", "description": "eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.", "references": ["https://github.com/paulusmack/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426", "https://lists.debian.org/debian-lts-announce/2020/02/msg00005.html", "https://www.debian.org/security/2020/dsa-4632"], "fixes": ["2.1.2+dfsg1-5"], "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}]}], "total": 8, "unknown_count": 0, "release_unconfirmed": false, "page": 1, "pages": 1, "filtered": false, "noindex": false, "filters": {}, "page_size": 20, "products": [{"name": "lwip", "path": "vulns/debian-14/lwip", "ecosystem": "Debian:14"}], "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": 2, "kev": 0}, "lastmod": "2026-10-19T17:56:37.505Z", "early_advisories": [], "license": "Vous pouvez librement utiliser la sélection de PatchFirst et nos ajouts (priorités, alertes précoces, textes, synthèses et agrégats) pour vos propres besoins, y compris les activités internes de votre entreprise. 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Les actualités sont accompagnées d’un lien vers la source originale dans chaque entrée.", "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": "Les licences des bases d’origine varient ; voir le catalogue des sources."}, {"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": "Évaluations publiques gratuites ; mention de la source demandée (FIRST EPSS, évaluations produites par 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. 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