misc: fastrpc: Fix copy buffer page size (Linux Linux)

CVE-2025-21734
HIGH 7.8

En bref

Source
NVD
EPSS
EPSS 0.20 % · centile 10 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Modified

Description

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix copy buffer page size For non-registered buffer, fastrpc driver copies the buffer and pass it to the remote subsystem. There is a problem with current implementation of page size calculation which is not considering the offset in the calculation. This might lead to passing of improper and out-of-bounds page size which could result in memory issue. Calculate page start and page end using the offset adjusted address instead of absolute address.

Faiblesses (CWE)

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 02b45b47fbe84e23699bb6bdc74d4c2780e282b4 < c56ba3ea8e3c9a69a992aad18f7a65e43e51d623 ; affected 02b45b47fbe84e23699bb6bdc74d4c2780e282b4 < c0464bad0e85fcd5d47e4297d1e410097c979e55 ; affected 02b45b47fbe84e23699bb6bdc74d4c2780e282b4 < 24a79c6bc8de763f7c50f4f84f8b0c183bc25a51 ; affected 02b45b47fbe84e23699bb6bdc74d4c2780e282b4 < c3f7161123fcbdc64e90119ccce292d8b66281c4 ; affected 02b45b47fbe84e23699bb6bdc74d4c2780e282b4 < e966eae72762ecfdbdb82627e2cda48845b9dd66
Linux · Linuxaffected 5.2 ; unaffected 0 < 5.2 ; unaffected 6.1.129 ≤ 6.1.* ; unaffected 6.6.78 ≤ 6.6.* ; unaffected 6.12.14 ≤ 6.12.* ; unaffected 6.13.3 ≤ 6.13.*

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