CVE-2025-40162

ASoC: amd/sdw_utils: avoid NULL deref when devm_kasprintf() fails

N/A
Published: November 12, 2025 at 10:26 AM UTC
Updated: October 19, 2026 at 09:10 PM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd/sdw_utils: avoid NULL deref when devm_kasprintf() fails devm_kasprintf() may return NULL on memory allocation failure, but the debug message prints cpus->dai_name before checking it. Move the dev_dbg() call after the NULL check to prevent potential NULL pointer dereference.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.12cb8ea62e6402067ba092d4c1d66a9440513a572b
Vendor states this is fixed in 095d692e5997ece300c89f10d903d5230090e6a0 (fixed)
Vendor states this is fixed in 5726b68473f7153a7f6294185e5998b7e2a230a2 (fixed)
Vendor states this is fixed in a1cccbd19676fc36854535a7118ba2c27d0b84b3 (fixed)
Vendor states this is fixed in 6.12 (unaffected)
Vendor states this is fixed in 6.12.55 (unaffected)
Vendor states this is fixed in 6.17.5 (unaffected)
Vendor states this is fixed in 6.18 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

Quick Info

StatusDEFERRED

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