mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate() (Linux Linux)

CVE-2026-43281
HIGH 7.1

En bref

Source
NVD
EPSS
EPSS 0.12 % · centile 2 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: mailbox: Prevent out-of-bounds access in fw_mbox_index_xlate() Although it is guided that `#mbox-cells` must be at least 1, there are many instances of `#mbox-cells = <0>;` in the device tree. If that is the case and the corresponding mailbox controller does not provide `fw_xlate` and of_xlate` function pointers, `fw_mbox_index_xlate()` will be used by default and out-of-bounds accesses could occur due to lack of bounds check in that function.

Faiblesses (CWE)

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 7.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < 2c7ff651ec6b660c7c96a36db9328b3232f555d8 ; affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < ec0874447895b994182a962d2fee9ef075de5efd ; affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < 2662ed331a69c0b551f78af58f12eb629a89a36f ; affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < 31c4c67dec3362094a6747a171a4848e98542265 ; affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < 01d9a8c2615d436b2b30c19c1afe9fcd5726ff6d ; affected 2b6d83e2b8b7de82331a6a1dcd64b51020a6031c < 4caae8168d1b808c7d4ff481295292e3f97f90fb
Linux · Linuxaffected 3.18 ; unaffected 0 < 3.18 ; unaffected 5.10.258 ≤ 5.10.* ; unaffected 5.15.209 ≤ 5.15.* ; unaffected 6.1.167 ≤ 6.1.* ; unaffected 6.6.130 ≤ 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