CVE-2026-80643

Summary

In the Linux kernel, the following vulnerability has been resolved:

EDAC/igen6: Fix call trace due to missing release()

When unloading the igen6_edac driver, there is a call trace:

Device '(null)' does not have a release() function, it is broken and must be fixed. See Documentation/core-api/kobject.rst. WARNING: drivers/base/core.c:2567 at device_release+0x84/0x90, CPU#5: rmmod/127209 … RIP: 0010:device_release+0x84/0x90 Call Trace: <TASK> kobject_put+0x8c/0x220 put_device+0x17/0x30 igen6_unregister_mcis+0xa2/0xe0 [igen6_edac] igen6_remove+0x82/0xb0 [igen6_edac] …

Fix the call trace by providing empty release() functions for the memory controller devices.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux10590a9d4f23e0a519730d79d39331df60ad2079 < 9a84ced0243c74aa431ec287555054c69e6167d1affected
LinuxLinux10590a9d4f23e0a519730d79d39331df60ad2079 < a341302c5126ef96bb45286224d67ef60a24281eaffected
LinuxLinux10590a9d4f23e0a519730d79d39331df60ad2079 < ab1f9d466c7d83ab0d2a529e07984e53b5960dcdaffected
LinuxLinux5.11affected
LinuxLinux0 < 5.11unaffected
LinuxLinux6.18.40 <= 6.18.*unaffected
LinuxLinux7.1.5 <= 7.1.*unaffected
LinuxLinux7.2 <= *unaffected

Weaknesses

References