tty: serial: pch_uart: add check for dma_alloc_coherent() (Linux Linux)

CVE-2026-64234
MEDIUM 5.5

En bref

Source
NVD
EPSS
EPSS 0.11 % · centile 2 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: tty: serial: pch_uart: add check for dma_alloc_coherent() Add a check for dma_alloc_coherent() failure to prevent a potential NULL pointer dereference in dma_handle_rx(). Properly release DMA channels and the PCI device reference using a goto ladder if the allocation fails.

Faiblesses (CWE)

  • CWE-476 — Déréférencement de pointeur nul

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 3c6a483275f47a2ef7119309ad3d791c10cf30da < 760df81763b391bb5f0dcb0b7597b736da753ae4 ; affected 3c6a483275f47a2ef7119309ad3d791c10cf30da < 5f2e2a240dc1846e049bc67e9c3cdf5b031d08bf ; affected 3c6a483275f47a2ef7119309ad3d791c10cf30da < daea997bb244aeb50cbb2e5e075fb446a6cf068f ; affected 3c6a483275f47a2ef7119309ad3d791c10cf30da < 6dd5c0ea139b586ad5a091677056dafd405cfe82 ; affected 3c6a483275f47a2ef7119309ad3d791c10cf30da < d846df2dfbc2469a688833b4cc4f8aa80672bde8 ; affected 3c6a483275f47a2ef7119309ad3d791c10cf30da < 66f8bfea055b23719b4fd6ce207c44de37d82a59
Linux · Linuxaffected 2.6.38 ; unaffected 0 < 2.6.38 ; unaffected 5.10.259 ≤ 5.10.* ; unaffected 5.15.210 ≤ 5.15.* ; unaffected 6.1.176 ≤ 6.1.* ; unaffected 6.6.143 ≤ 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