High 7.8Published Oct 28, 2025

CVE-2025-40045ASoC: codecs: wcd937x: set the comp soundwire port correctly

Updated under an hour ago (Oct 26, 2026, 11:40 PM ET)

Does this affect you?

It affects Linux. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Linux

Exploited in the last 30 days

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: 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Deferred
Record last updated: Aug 5, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 82be8c62a38c6a44e64ecb29d7a9b5cb35c6cad4 before abcd537aae3b84c6d10ad147e99a204bcb56b234; 82be8c62a38c6a44e64ecb29d7a9b5cb35c6cad4 builds before 1a1ca38392e7e896075afc8905ddaea525ed30f7; 82be8c62a38c6a44e64ecb29d7a9b5cb35c6cad4 builds before 66a940b1bf48a7095162688332d725ba160154eb	CNA record

References

References

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

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.