ALSA: mpu401: Check card index validity at probe (Linux Linux)

CVE-2026-80969
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Source
NVD
EPSS
EPSS 0.22 % · centile 12 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Received

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: mpu401: Check card index validity at probe mpu401 driver blindly trusts that the given devptr->id value is within the proper card index range at probe. It's OK for the devices the driver itself creates at the module probe time, but if the device is bound manually via sysfs interface, this could be -1 as "none", and this leads to OOB access for index[] and other parameters. Add a sanity check for the card index and warn/correct it if it's a value out of the range.

Références

Références européennes

Avis du CERT-FR

Produits affectés

ProduitVersions
Linux · Linuxaffected b3fe95123f0db79dd0345d249c312823178c11f5 < 4a3d6c22ca6b6c16e8055fb518aa87f5e043f754 ; affected b3fe95123f0db79dd0345d249c312823178c11f5 < d606c703d1e0c54996cb3db76a753157cb2a3c06 ; affected b3fe95123f0db79dd0345d249c312823178c11f5 < 3a997371ac2957f11a033a4cec2930042dadb7e3 ; affected b3fe95123f0db79dd0345d249c312823178c11f5 < 26a25fb4ef4ba2a33069d489feb75a4c36899cca ; affected b3fe95123f0db79dd0345d249c312823178c11f5 < 76b6bc38d0f310c0ae1b2a2ebabe2947d92c601a ; affected b3fe95123f0db79dd0345d249c312823178c11f5 < cc4215cc2a4b2a9cf8b1952bbe8d5bf925acb3ea
Linux · Linuxaffected 2.6.16 ; unaffected 0 < 2.6.16 ; unaffected 5.10.270 ≤ 5.10.* ; unaffected 5.15.221 ≤ 5.15.* ; unaffected 6.1.188 ≤ 6.1.* ; unaffected 6.6.157 ≤ 6.6.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD