{"schema_version":"1.9.0","id":"CVE-2023-3777","published":"2023-09-06T13:50:26.344Z","modified":"2026-08-12T03:51:08.130761291Z","related":["SUSE-SU-2023:4345-1","SUSE-SU-2023:4348-1","SUSE-SU-2023:4351-1","SUSE-SU-2023:4358-1","SUSE-SU-2023:4375-1","SUSE-SU-2023:4378-1","SUSE-SU-2023:4414-1","SUSE-SU-2023:4732-1","SUSE-SU-2023:4766-1","SUSE-SU-2023:4775-1","SUSE-SU-2023:4776-1","SUSE-SU-2023:4781-1","SUSE-SU-2023:4801-1","SUSE-SU-2023:4805-1","SUSE-SU-2023:4817-1","SUSE-SU-2023:4820-1","SUSE-SU-2023:4822-1","SUSE-SU-2023:4836-1","SUSE-SU-2023:4839-1","SUSE-SU-2023:4841-1","SUSE-SU-2023:4848-1","SUSE-SU-2023:4849-1","SUSE-SU-2023:4862-1","SUSE-SU-2023:4863-1","SUSE-SU-2023:4867-1","SUSE-SU-2023:4871-1","SUSE-SU-2023:4872-1"],"summary":"Use-after-free in Linux kernel's netfilter: nf_tables component","details":"A use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation.\n\nWhen nf_tables_delrule() is flushing table rules, it is not checked whether the chain is bound and the chain's owner rule can also release the objects in certain circumstances.\n\nWe recommend upgrading past commit 6eaf41e87a223ae6f8e7a28d6e78384ad7e407f8.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"bbf5c979011a099af5dc76498918ed7df445635b"},{"fixed":"2dde18cd1d8fac735875f2e4987f11817cc0bc2c"}],"database_specific":{"extracted_events":[{"introduced":"5.9"},{"fixed":"6.5"}],"source":"AFFECTED_FIELD"}}],"versions":["v6.5-rc1","v6.5-rc2","v6.5-rc7","v6.5-rc4","v6.5-rc3","v6.5-rc6","v6.5-rc5","v6.4","v6.4-rc7","v6.4-rc1","v6.4-rc6","v6.4-rc5","v6.4-rc3","v6.4-rc4","v6.4-rc2","v6.3","v6.3-rc1","v6.3-rc7","v6.3-rc2","v6.3-rc3","v6.3-rc5","v6.3-rc6","v6.3-rc4","v6.2-rc6","v6.2-rc1","v6.2","v6.2-rc2","v6.2-rc8","v6.2-rc5","v6.2-rc4","v6.2-rc7","v6.2-rc3","v6.1-rc1","v6.1","v6.1-rc8","v6.1-rc3","v6.1-rc6","v6.1-rc7","v6.1-rc4","v6.1-rc2","v6.1-rc5","v6.0-rc1","v6.0","v6.0-rc7","v6.0-rc3","v6.0-rc2","v6.0-rc6","v6.0-rc4","v6.0-rc5","v5.19","v5.19-rc1","v5.19-rc5","v5.19-rc8","v5.19-rc6","v5.18","v5.19-rc2","v5.19-rc7","v5.19-rc3","v5.19-rc4","v5.18-rc1","v5.18-rc7","v5.18-rc2","v5.18-rc5","v5.17","v5.18-rc4","v5.18-rc3","v5.18-rc6","v5.17-rc6","v5.17-rc4","v5.17-rc8","v5.17-rc7","v5.17-rc1","v5.17-rc3","v5.17-rc2","v5.17-rc5","v5.16","v5.16-rc1","v5.16-rc8","v5.16-rc5","v5.16-rc6","v5.16-rc7","v5.16-rc3","v5.16-rc2","v5.16-rc4","v5.15","v5.15-rc2","v5.15-rc1","v5.15-rc4","v5.15-rc7","v5.15-rc3","v5.15-rc5","v5.15-rc6","v5.14","v5.14-rc3","v5.14-rc1","v5.14-rc2","v5.14-rc7","v5.14-rc6","v5.13-rc1","v5.14-rc5","v5.14-rc4","v5.13","v5.13-rc6","v5.13-rc7","v5.13-rc3","v5.13-rc2","v5.13-rc4","v5.13-rc5","v5.12","v5.12-rc2","v5.12-rc1-dontuse","v5.12-rc1","v5.12-rc8","v5.12-rc3","v5.12-rc7","v5.12-rc5","v5.12-rc6","v5.12-rc4","v5.10","v5.11","v5.11-rc3","v5.11-rc7","v5.11-rc6","v5.11-rc5","v5.11-rc1","v5.11-rc4","v5.11-rc2","v5.10-rc1","v5.10-rc7","v5.10-rc4","v5.10-rc3","v5.10-rc6","v5.9","v5.10-rc2","v5.10-rc5"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3777.json"}}],"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html"},{"type":"WEB","url":"https://git.kernel.org"},{"type":"WEB","url":"https://kernel.dance/6eaf41e87a223ae6f8e7a28d6e78384ad7e407f8"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3777.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3777"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5492"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6eaf41e87a223ae6f8e7a28d6e78384ad7e407f8"}],"database_specific":{"cna_assigner":"Google","cwe_ids":["CWE-416"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3777.json"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}