{"id":"CVE-2026-80643","title":"EDAC/igen6: Fix call trace due to missing release()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nEDAC/igen6: Fix call trace due to missing release()\n\nWhen unloading the igen6_edac driver, there is a call trace:\n\n  Device '(null)' does not have a release() function,…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < fa9560b6d3f665eddf7a625adfc9af8c6980c3f5","Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < 449ba210e6bee9ef6e69c6ab58198ffa5aa479ae","Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < 9a84ced0243c74aa431ec287555054c69e6167d1","Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < a341302c5126ef96bb45286224d67ef60a24281e","Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < ab1f9d466c7d83ab0d2a529e07984e53b5960dcd","Linux 5.11"],"published":"2026-08-28","updated":"2026-10-21","sourceUpdated":"2026-10-21T12:46:43.791Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80643","references":[{"url":"https://git.kernel.org/stable/c/fa9560b6d3f665eddf7a625adfc9af8c6980c3f5"},{"url":"https://git.kernel.org/stable/c/449ba210e6bee9ef6e69c6ab58198ffa5aa479ae"},{"url":"https://git.kernel.org/stable/c/9a84ced0243c74aa431ec287555054c69e6167d1"},{"url":"https://git.kernel.org/stable/c/a341302c5126ef96bb45286224d67ef60a24281e"},{"url":"https://git.kernel.org/stable/c/ab1f9d466c7d83ab0d2a529e07984e53b5960dcd"}],"tags":["cve.org"],"epss":0.00206,"epssPercentile":0.10093,"ingestedAt":"2026-10-21T12:48:53.753Z","slug":"CVE-2026-80643","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nEDAC/igen6: Fix call trace due to missing release()\n\nWhen unloading the igen6_edac driver, there is a call trace:\n\n  Device '(null)' does not have a release() function, it is broken and must be fixed.\n  See Documentation/core-api/kobject.rst.\n  WARNING: drivers/base/core.c:2567 at device_release+0x84/0x90, CPU#5: rmmod/127209\n  ...\n  RIP: 0010:device_release+0x84/0x90\n  Call Trace:\n   <TASK>\n   kobject_put+0x8c/0x220\n   put_device+0x17/0x30\n   igen6_unregister_mcis+0xa2/0xe0 [igen6_edac]\n   igen6_remove+0x82/0xb0 [igen6_edac]\n   ...\n\nFix the call trace by providing empty release() functions for the\nmemory controller devices.\n\n## Affected\n\n- `Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < fa9560b6d3f665eddf7a625adfc9af8c6980c3f5`\n- `Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < 449ba210e6bee9ef6e69c6ab58198ffa5aa479ae`\n- `Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < 9a84ced0243c74aa431ec287555054c69e6167d1`\n- `Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < a341302c5126ef96bb45286224d67ef60a24281e`\n- `Linux >= 10590a9d4f23e0a519730d79d39331df60ad2079 < ab1f9d466c7d83ab0d2a529e07984e53b5960dcd`\n- `Linux 5.11`\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":[]}