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CVE-2025-68167

gpiolib: fix invalid pointer access in debugfs PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: gpiolib: fix invalid pointer access in debugfs If the memory allocation in gpiolib_seq_start() fails, the s->private field remains uninitialized and is later dereferenced without checking in gpiolib_seq_stop(). Initialize s->private to NULL before calling kzalloc() and check it before dereferencing it.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected e348544f7994d252427ed3ae637c7081cbb90f66 before 70180a6031056096c93ed2f47c41803268bdd91c; affected e348544f7994d252427ed3ae637c7081cbb90f66 before 3c91c8f424d3e44c8645ab765a38773e58afb07d; affected e348544f7994d252427ed3ae637c7081cbb90f66 before 2f6115ad8864cf3f48598f26c74c7c8e5c391919
Linux / Linuxaffected 6.9; unaffected 0 before 6.9; unaffected 6.12.58 through 6.12.*; unaffected 6.17.8 through 6.17.*; unaffected 6.18 through *

CWE

No CWE identifiers supplied.

References