Linux Kernel ALSA cs35l41 Null Pointer Deref in hda_read_acpi
CVE-2025-68345 Published on December 24, 2025
ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_hda_read_acpi()
In the Linux kernel, the following vulnerability has been resolved:
ALSA: hda: cs35l41: Fix NULL pointer dereference in cs35l41_hda_read_acpi()
The acpi_get_first_physical_node() function can return NULL, in which
case the get_device() function also returns NULL, but this value is
then dereferenced without checking,so add a check to prevent a crash.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Products Associated with CVE-2025-68345
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Affected Versions
Linux:- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below e63f9c81ca28b06eeeac3630faddc50717897351 is affected.
- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below 7a35a505d76a4b6cd426b59ff2d800d0394cc5d3 is affected.
- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below e6ba921b17797ccc545d80e0dbccb5fab91c248c is affected.
- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below c28946b7409b7b68fb0481ec738c8b04578b11c6 is affected.
- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below 343fa9800cf9870ec681e21f0a6f2157b74ae520 is affected.
- Version 7b2f3eb492dac7665c75df067e4d8e4869589f4a and below c34b04cc6178f33c08331568c7fd25c5b9a39f66 is affected.
- Version 5.17 is affected.
- Before 5.17 is unaffected.
- Version 6.1.160, <= 6.1.* is unaffected.
- Version 6.6.120, <= 6.6.* is unaffected.
- Version 6.12.64, <= 6.12.* is unaffected.
- Version 6.17.13, <= 6.17.* is unaffected.
- Version 6.18.2, <= 6.18.* is unaffected.
- Version 6.19, <= * is unaffected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.