{"id":"CVE-2026-80616","title":"ieee802154: Avoid calling WARN_ON() on -ENOMEM in cfg802154_switch_netns()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: Avoid calling WARN_ON() on -ENOMEM in cfg802154_switch_netns()\n\nIt's pointless to call WARN_ON() in case of an allocation failure in\ndev_change_net_namespac…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < c67e70202cfd602f86d3e59fe6fffecaf4110f40","Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < f300e68014cf10af9aa0c0ad958750a8509c8e44","Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < f4860dd988b1041d70595f2ed84de80f90cb7ebc","Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < 6fcba77571c53f656a2f109259601a7570d4c74a","Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < 0569f67ed6a7af838e2141da93c68e6b6013f483","Linux 4.8"],"published":"2026-08-28","updated":"2026-10-21","sourceUpdated":"2026-10-21T12:46:36.045Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80616","references":[{"url":"https://git.kernel.org/stable/c/c67e70202cfd602f86d3e59fe6fffecaf4110f40"},{"url":"https://git.kernel.org/stable/c/f300e68014cf10af9aa0c0ad958750a8509c8e44"},{"url":"https://git.kernel.org/stable/c/f4860dd988b1041d70595f2ed84de80f90cb7ebc"},{"url":"https://git.kernel.org/stable/c/6fcba77571c53f656a2f109259601a7570d4c74a"},{"url":"https://git.kernel.org/stable/c/0569f67ed6a7af838e2141da93c68e6b6013f483"}],"tags":["cve.org"],"epss":0.00222,"epssPercentile":0.12022,"ingestedAt":"2026-10-21T13:57:01.192Z","slug":"CVE-2026-80616","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: Avoid calling WARN_ON() on -ENOMEM in cfg802154_switch_netns()\n\nIt's pointless to call WARN_ON() in case of an allocation failure in\ndev_change_net_namespace() and device_rename(), since it only leads to\nuseless splats caused by deliberate fault injections, so avoid it.\n\nFound by Linux Verification Center (linuxtesting.org) with Syzkaller.\n\n## Affected\n\n- `Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < c67e70202cfd602f86d3e59fe6fffecaf4110f40`\n- `Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < f300e68014cf10af9aa0c0ad958750a8509c8e44`\n- `Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < f4860dd988b1041d70595f2ed84de80f90cb7ebc`\n- `Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < 6fcba77571c53f656a2f109259601a7570d4c74a`\n- `Linux >= 66e5c2672cd11b9310008099faf6a4ffb9dfb6d0 < 0569f67ed6a7af838e2141da93c68e6b6013f483`\n- `Linux 4.8`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}