virtio-blk: fix implicit overflow on virtio_max_dma_size (Linux Linux)

CVE-2023-52762
MEDIUM 5.5

En bref

Source
NVD
EPSS
EPSS 0.24 % · centile 15 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: fix implicit overflow on virtio_max_dma_size The following codes have an implicit conversion from size_t to u32: (u32)max_size = (size_t)virtio_max_dma_size(vdev); This may lead overflow, Ex (size_t)4G -> (u32)0. Once virtio_max_dma_size() has a larger size than U32_MAX, use U32_MAX instead.

Faiblesses (CWE)

  • CWE-190 — Débordement d'entier

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 fd1068e1860e44aaaa337b516df4518d1ce98da1 < 72775cad7f572bb2501f9ea609e1d20e68f0b38b ; affected fd1068e1860e44aaaa337b516df4518d1ce98da1 < 472bd4787406bef2e8b41ee4c74d960a06a49a48 ; affected fd1068e1860e44aaaa337b516df4518d1ce98da1 < 017278f141141367f7d14b203e930b45b6ffffb9 ; affected fd1068e1860e44aaaa337b516df4518d1ce98da1 < d667fe301dcbcb12d1d6494fc4b8abee2cb75d90 ; affected fd1068e1860e44aaaa337b516df4518d1ce98da1 < fafb51a67fb883eb2dde352539df939a251851be
Linux · Linuxaffected 5.1 ; unaffected 0 < 5.1 ; unaffected 5.15.140 ≤ 5.15.* ; unaffected 6.1.64 ≤ 6.1.* ; unaffected 6.5.13 ≤ 6.5.* ; unaffected 6.6.3 ≤ 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