{"id":"CVE-2023-4147","details":"A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.","modified":"2026-04-16T00:04:35.112441667Z","published":"2023-08-07T14:15:11.633Z","related":["ALSA-2023:5069","ALSA-2023:5091","SUSE-SU-2023:3599-1","SUSE-SU-2023:3599-2","SUSE-SU-2023:3600-1","SUSE-SU-2023:3600-2","SUSE-SU-2023:3656-1","SUSE-SU-2023:3682-1","SUSE-SU-2023:3684-1","SUSE-SU-2023:3785-1","SUSE-SU-2023:3964-1","SUSE-SU-2023:3969-1","SUSE-SU-2023:3971-1","SUSE-SU-2023:3988-1","SUSE-SU-2023:4165-1","SUSE-SU-2023:4166-1","SUSE-SU-2023:4175-1","SUSE-SU-2023:4201-1","SUSE-SU-2023:4219-1","SUSE-SU-2023:4239-1","SUSE-SU-2023:4260-1","SUSE-SU-2023:4267-1","SUSE-SU-2023:4285-1","SUSE-SU-2023:4301-1","SUSE-SU-2023:4308-1","SUSE-SU-2023:4322-1","SUSE-SU-2023:4325-1","SUSE-SU-2023:4326-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:7382"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:7389"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:7411"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20231020-0006/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5480"},{"type":"ADVISORY","url":"https://www.debian.org/security/2023/dsa-5492"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:5069"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:5091"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:5093"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2225239"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ebc1064e4874d5987722a2ddbc18f94aa53b211"},{"type":"FIX","url":"https://access.redhat.com/security/cve/CVE-2023-4147"},{"type":"FIX","url":"https://www.spinics.net/lists/stable/msg671573.html"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"5.9"},{"fixed":"5.10.190"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.15.124"}]},{"events":[{"introduced":"5.16"},{"fixed":"6.1.43"}]},{"events":[{"introduced":"6.2"},{"fixed":"6.4.8"}]},{"events":[{"introduced":"0"},{"last_affected":"6.5-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.5-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.5-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"38"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.2"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.2"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"12.0"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-4147.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}