{"id":"CVE-2026-64212","title":"wifi: iwlwifi: mld: don't dereference a pointer before NULL checking it","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mld: don't dereference a pointer before NULL checking it\n\nIn iwl_mld_remove_link, the link->fw_id is saved at the beginning of the\nfunction so we have it…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 3a74aaad047353da3344aed32e9042d4f334f926","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < b6b4db85c7baf0788c5e7ec61350c1ff2bb775e0","Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d733ed481fd20a8e7bfe5119c4e77761ba3f87ee","Linux < 6.18.34","Linux < 7.0.11","Linux (all versions)"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:32:12.324208Z"},"published":"2026-07-24","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:34:29.913Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-64212","references":[{"url":"https://git.kernel.org/stable/c/3a74aaad047353da3344aed32e9042d4f334f926"},{"url":"https://git.kernel.org/stable/c/b6b4db85c7baf0788c5e7ec61350c1ff2bb775e0"},{"url":"https://git.kernel.org/stable/c/d733ed481fd20a8e7bfe5119c4e77761ba3f87ee"}],"tags":["cve.org"],"epss":0.00155,"epssPercentile":0.04706,"ingestedAt":"2026-11-06T16:57:43.222Z","slug":"CVE-2026-64212","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mld: don't dereference a pointer before NULL checking it\n\nIn iwl_mld_remove_link, the link->fw_id is saved at the beginning of the\nfunction so we have it after we freed the link.\n\nBut the link pointer can be NULL, and is not checked when the fw_id is\nstored.\n\nFix it by simply freeing the link at the end of the function.\n\nfFixes: 0e66a39f4f0e (\"wifi: iwlwifi: fix potential use after free in iwl_mld_remove_link()\")\n\n## Affected\n\n- `Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 3a74aaad047353da3344aed32e9042d4f334f926`\n- `Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < b6b4db85c7baf0788c5e7ec61350c1ff2bb775e0`\n- `Linux >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d733ed481fd20a8e7bfe5119c4e77761ba3f87ee`\n- `Linux < 6.18.34`\n- `Linux < 7.0.11`\n- `Linux (all versions)`\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":[]}