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CVE-2026-43138

reset: gpio: suppress bind attributes in sysfs PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: reset: gpio: suppress bind attributes in sysfs This is a special device that's created dynamically and is supposed to stay in memory forever. We also currently don't have a devlink between it and the actual reset consumer. Suppress sysfs bind attributes so that user-space can't unbind the device because - as of now - it will cause a use-after-free splat from any user that puts the reset control handle.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected cee544a40e4426040946e685988b1489f13e6600 before 09d6efc6abd42809956d598906c222ccd1c8ae92; affected cee544a40e4426040946e685988b1489f13e6600 before 76801c3dfca0ac6339a23e9615b5f23e25b8644c; affected cee544a40e4426040946e685988b1489f13e6600 before 1d7d869f074f98c34fe23f6a56e5f3acc1f95a2b; affected cee544a40e4426040946e685988b1489f13e6600 before 16de4c6a8fe9ff497ca1aba33ef0dbee09f11952
Linux / Linuxaffected 6.9; unaffected 0 before 6.9; unaffected 6.12.75 through 6.12.*; unaffected 6.18.16 through 6.18.*; unaffected 6.19.6 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References