usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers (Linux Linux)

CVE-2026-63963
MEDIUM 5.5

En bref

Source
NVD
EPSS
EPSS 0.16 % · centile 5 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdm_consume_identity() or svdm_consume_identity_sop_prime() as the device-controlled value could index off of the static arrays, which could leak data.

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 f0690a25a140b853b1842fa80faf828601bb47e8 < 150c30131c032b4b1ad9acd29f2834321d85ae4b ; affected f0690a25a140b853b1842fa80faf828601bb47e8 < 6bacd22e1eae77abf089bbdc016270200a8dc83b ; affected f0690a25a140b853b1842fa80faf828601bb47e8 < 569f7971542eb10025d8a0989b83f28a29d8ba20 ; affected f0690a25a140b853b1842fa80faf828601bb47e8 < f9d787fbe83127105e42088cca40e5118db0d810 ; affected f0690a25a140b853b1842fa80faf828601bb47e8 < ed8649f3822e211d025bcab5158af6f8a38c8705 ; affected f0690a25a140b853b1842fa80faf828601bb47e8 < 8fbc349e8383125dd2d8de1c1e926279d398ab17
Linux · Linuxaffected 4.12 ; unaffected 0 < 4.12 ; unaffected 6.1.191 ≤ 6.1.* ; unaffected 6.6.160 ≤ 6.6.* ; unaffected 6.12.93 ≤ 6.12.* ; unaffected 6.18.35 ≤ 6.18.*

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