{"id":"CVE-2026-72435","summary":"netfilter: ipset: fix order of kfree_rcu() and rcu_assign_pointer()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ipset: fix order of kfree_rcu() and rcu_assign_pointer()\n\nSashiko pointed out that kfree_rcu() was called before\nrcu_assign_pointer() in handling the comment extension.\nFix the order so that rcu_assign_pointer() called first.","modified":"2026-08-18T03:56:55.879205004Z","published":"2026-08-15T05:56:49.402Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72435.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3ca9982a8882470aa0ac4e8bb9a552b181d1efcd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/50b70f56f3baaff46599f59b2d93fa2540120776"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6e98407cb94e035bba98956adc9096a76d8b2a9f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8087bb360a936a6314d22b567e4b861656943eb6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/93a775fd67f3ef34949a9523bfa69403ee74efdd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c9787d7c24ffd83019f379455e1b97fb4f0f75eb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d01b4b471f0fc5c396af62845e972ccf99cee29a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fcb565966534909377a16be5f7b065db2e25c8b5"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72435.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72435"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"b57b2d1fa53fe8563bdfc66a33b844463b9af285"},{"fixed":"c9787d7c24ffd83019f379455e1b97fb4f0f75eb"},{"fixed":"6e98407cb94e035bba98956adc9096a76d8b2a9f"},{"fixed":"50b70f56f3baaff46599f59b2d93fa2540120776"},{"fixed":"d01b4b471f0fc5c396af62845e972ccf99cee29a"},{"fixed":"fcb565966534909377a16be5f7b065db2e25c8b5"},{"fixed":"8087bb360a936a6314d22b567e4b861656943eb6"},{"fixed":"93a775fd67f3ef34949a9523bfa69403ee74efdd"},{"fixed":"3ca9982a8882470aa0ac4e8bb9a552b181d1efcd"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72435.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.2.0"},{"fixed":"5.10.261"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.212"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.178"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.145"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72435.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}