CVE-2025-40045

In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd937x: set the comp soundwire port correctly For some reason we endup with setting soundwire port for HPHL_COMP and HPHR_COMP as zero, this can potentially result in a memory corruption due to accessing and setting -1 th element of port_map array.

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-25)

Published

2025-10-28

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

References

• https://git.kernel.org/stable/c/1a1ca38392e7e896075afc8905ddaea525ed30f7
• https://git.kernel.org/stable/c/66a940b1bf48a7095162688332d725ba160154eb
• https://git.kernel.org/stable/c/abcd537aae3b84c6d10ad147e99a204bcb56b234

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