CVE-2024-50011: ASoC: Intel: soc-acpi-intel-rpl-match: add missing empty item

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: 2024-10-21 · updated 2026-06-17
Weakness: CWE-835

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: soc-acpi-intel-rpl-match: add missing empty item There is no links_num in struct snd_soc_acpi_mach {}, and we test !link->num_adr as a condition to end the loop in hda_sdw_machine_select(). So an empty item in struct snd_soc_acpi_link_adr array is required.

Affected products

Linux kernel: from 6.11 before 6.11.3; 6.12-rc1 — fixed in 6.11.3

How to fix

Upgrade to a fixed version: Linux kernel 6.11.3. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/5afc29ba44fdd1bcbad4e07246c395d946301580
https://git.kernel.org/stable/c/aa3109ee91fe09e696274e6ac44813df8d13678f

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