CVE-2026-23301: ASoC: SDCA: Add allocation failure check for Entity name

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-25 · updated 2026-06-17
Weakness: CWE-252

Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: SDCA: Add allocation failure check for Entity name Currently find_sdca_entity_iot() can allocate a string for the Entity name but it doesn't check if that allocation succeeded. Add the missing NULL check after the allocation.

Affected products

Linux kernel: from 6.19 before 6.19.7; 7.0-rc1, 7.0-rc2 — fixed in 6.19.7

How to fix

Upgrade to a fixed version: Linux kernel 6.19.7. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/27990181031fdcdbe0f7c46011f6404e5d116386
https://git.kernel.org/stable/c/bdcc10a86055beb7109a786d94abf5626f375bbd

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