{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-6817","assignerOrgId":"14ed7db2-1595-443d-9d34-6215bf890778","state":"PUBLISHED","assignerShortName":"Google","dateReserved":"2023-12-14T11:29:13.252Z","datePublished":"2023-12-18T14:37:05.986Z","dateUpdated":"2025-02-13T17:26:33.238Z"},"containers":{"cna":{"providerMetadata":{"orgId":"14ed7db2-1595-443d-9d34-6215bf890778","shortName":"Google","dateUpdated":"2024-02-08T16:05:57.106Z"},"title":"Use-after-free in Linux kernel's netfilter: nf_tables component","datePublic":"2023-12-06T16:14:37.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-416","description":"CWE-416 Use After Free","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-233","descriptions":[{"lang":"en","value":"CAPEC-233 Privilege Escalation"}]}],"affected":[{"vendor":"Linux","product":"Kernel","packageName":"kernel","repo":"https://git.kernel.org","versions":[{"status":"affected","version":"5.6","lessThan":"6.7","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nThe function nft_pipapo_walk did not skip inactive elements during set walk which could lead double deactivations of PIPAPO (Pile Packet Policies) elements, leading to use-after-free.\n\nWe recommend upgrading past commit 317eb9685095678f2c9f5a8189de698c5354316a."}],"references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=317eb9685095678f2c9f5a8189de698c5354316a","tags":["patch"]},{"url":"https://kernel.dance/317eb9685095678f2c9f5a8189de698c5354316a"},{"url":"http://www.openwall.com/lists/oss-security/2023/12/22/6"},{"url":"http://www.openwall.com/lists/oss-security/2023/12/22/13"},{"url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html"},{"url":"http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":7.8,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"credits":[{"lang":"en","value":"Lonial Kong","user":"00000000-0000-4000-9000-000000000000","type":"finder"},{"lang":"en","value":"Xingyuan Mo","user":"00000000-0000-4000-9000-000000000000","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T08:42:08.222Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=317eb9685095678f2c9f5a8189de698c5354316a","tags":["patch","x_transferred"]},{"url":"https://kernel.dance/317eb9685095678f2c9f5a8189de698c5354316a","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2023/12/22/6","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2023/12/22/13","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html","tags":["x_transferred"]},{"url":"http://packetstormsecurity.com/files/177029/Kernel-Live-Patch-Security-Notice-LSN-0100-1.html","tags":["x_transferred"]}]}]}}