CVE-2026-53156

HIGH7.8

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

Published Jun 25, 2026

Modified 3 months ago

Details

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.

References

WEB

https://git.kernel.org/stable/c/40e2a459c0dd1333b2343831480a0ad80dc07614

WEB

https://git.kernel.org/stable/c/5b6b6fc491899d583eaa75344e094796ae9b530b

WEB

https://git.kernel.org/stable/c/cb85ef5a227b3662b88f4d849a1aad43bfe7f5ae

WEB

https://git.kernel.org/stable/c/e0d38bf47a72da2f02c9fa6f752cd66d977cd7f7

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-53156

CVSS Analysis