{"id":"CVE-2025-22005","summary":"ipv6: Fix memleak of nhc_pcpu_rth_output in fib_check_nh_v6_gw().","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nipv6: Fix memleak of nhc_pcpu_rth_output in fib_check_nh_v6_gw().\n\nfib_check_nh_v6_gw() expects that fib6_nh_init() cleans up everything\nwhen it fails.\n\nCommit 7dd73168e273 (\"ipv6: Always allocate pcpu memory in a fib6_nh\")\nmoved fib_nh_common_init() before alloc_percpu_gfp() within fib6_nh_init()\nbut forgot to add cleanup for fib6_nh-\u003enh_common.nhc_pcpu_rth_output in\ncase it fails to allocate fib6_nh-\u003ert6i_pcpu, resulting in memleak.\n\nLet's call fib_nh_common_release() and clear nhc_pcpu_rth_output in the\nerror path.\n\nNote that we can remove the fib6_nh_release() call in nh_create_ipv6()\nlater in net-next.git.","modified":"2026-05-15T11:53:16.638680289Z","published":"2025-04-03T07:19:06.716Z","related":["SUSE-SU-2025:01964-1","SUSE-SU-2025:01965-1","SUSE-SU-2025:02000-1","SUSE-SU-2025:02254-1","SUSE-SU-2025:02307-1","SUSE-SU-2025:02333-1","SUSE-SU-2025:02923-1","SUSE-SU-2025:20408-1","SUSE-SU-2025:20413-1","SUSE-SU-2025:20419-1","SUSE-SU-2025:20421-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22005.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/119dcafe36795a15ae53351cbbd6177aaf94ffef"},{"type":"WEB","url":"https://git.kernel.org/stable/c/16267a5036173d0173377545b4b6021b081d0933"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1bd12dfc058e1e68759d313d7727d68dbc1b8964"},{"type":"WEB","url":"https://git.kernel.org/stable/c/29d91820184d5cbc70f3246d4911d96eaeb930d6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/596a883c4ce2d2e9c175f25b98fed3a1f33fea38"},{"type":"WEB","url":"https://git.kernel.org/stable/c/77c41cdbe6bce476e08d3251c0d501feaf10a9f3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9740890ee20e01f99ff1dde84c63dcf089fabb98"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d3d5b4b5ae263c3225db363ba08b937e2e2b0380"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22005.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-22005"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.3.0"},{"fixed":"5.4.292"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.236"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.180"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.132"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.85"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.21"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.13.9"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-22005.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:N/I:N/A:H"}]}