CVE-2025-68345
Published Dec 24, 2025
Modified Apr 15, 2026
Description
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.
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References
Other References
https://git.kernel.org/stable/c/343fa9800cf9870ec681e21f0a6f2157b74ae520
https://git.kernel.org/stable/c/7a35a505d76a4b6cd426b59ff2d800d0394cc5d3
https://git.kernel.org/stable/c/c28946b7409b7b68fb0481ec738c8b04578b11c6
https://git.kernel.org/stable/c/c34b04cc6178f33c08331568c7fd25c5b9a39f66
https://git.kernel.org/stable/c/e63f9c81ca28b06eeeac3630faddc50717897351
https://git.kernel.org/stable/c/e6ba921b17797ccc545d80e0dbccb5fab91c248c
Frequently Asked Questions
What is CVE-2025-68345? +
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.
How do I check if I'm vulnerable to CVE-2025-68345? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.