CVE-2026-53156

Summary

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

nvmem: core: fix use-after-free bugs in error paths

Fix several instances of error paths in which we call __nvmem_device_put() - which may end up freeing the underlying memory and other resources - and then keep on using the nvmem structure. Always put the reference to the nvmem device as the last step before returning the error code.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxe888d445ac33a5b0288d670ecd970908b13f07cd < e0d38bf47a72da2f02c9fa6f752cd66d977cd7f7affected
LinuxLinuxe888d445ac33a5b0288d670ecd970908b13f07cd < cb85ef5a227b3662b88f4d849a1aad43bfe7f5aeaffected
LinuxLinuxe888d445ac33a5b0288d670ecd970908b13f07cd < 40e2a459c0dd1333b2343831480a0ad80dc07614affected
LinuxLinuxe888d445ac33a5b0288d670ecd970908b13f07cd < 5b6b6fc491899d583eaa75344e094796ae9b530baffected
LinuxLinux4.20affected
LinuxLinux0 < 4.20unaffected
LinuxLinux6.12.94 <= 6.12.*unaffected
LinuxLinux6.18.36 <= 6.18.*unaffected
LinuxLinux7.0.13 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References