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CVE-2025-38307: ASoC: Intel: avs: Verify content returned by parse_int_array()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-07-10 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Verify content returned by parse_int_array() The first element of the returned array stores its length. If it is 0, any manipulation beyond the element at index 0 ends with null-ptr-deref.

Affected products

• Linux kernel: from 6.2 before 6.6.94; from 6.7 before 6.12.34; from 6.13 before 6.15.3 — fixed in 6.12.34, 6.15.3, 6.6.94

How to fix

Upgrade to a fixed version: Linux kernel 6.12.34, 6.15.3, 6.6.94. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/18ff538aac63de1866e5a49d57e22788b5c21d12
• https://git.kernel.org/stable/c/2916794ffbce604cc2cda105f6b8a4a7c748dd7f
• https://git.kernel.org/stable/c/93e246b6769bdacb09cfff4ea0f00fe5ab4f0d7a
• https://git.kernel.org/stable/c/cc03c899e6d9812b25c3754c9a95c3830c4aec26

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