netfs: Fix overrun check in netfs_extract_user_iter() (Linux Linux)

CVE-2026-64217
HIGH 7.8

En bref

Source
NVD
EPSS
EPSS 0.13 % · centile 3 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Linux
Statut NVD
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix overrun check in netfs_extract_user_iter() Fix netfs_extract_user_iter() so that if iov_iter_extract_pages() overfills pages[], then those pages don't get included in the iterator constructed at the end of the function. If there was an overfill, memory corruption has already happened.

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)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Linux · Linuxaffected 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 00efe58bbdcc93272d579ca24bfc912563f4a204 ; affected 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 96cc3beb2390ba9f9c128c5733c0ccfe450dd4f9 ; affected 85dd2c8ff368b1446be9febde84afe1d7aec4261 < afeb32d9bf9aaeea51d0f723a19f14afb73bd94d ; affected 85dd2c8ff368b1446be9febde84afe1d7aec4261 < f48b9157f0f611fa436c360648603d5ded719b12 ; affected 85dd2c8ff368b1446be9febde84afe1d7aec4261 < 0ef37eef83fad3542ee06db2940433ae1a92b39d
Linux · Linuxaffected 6.3 ; unaffected 0 < 6.3 ; unaffected 6.6.142 ≤ 6.6.* ; unaffected 6.12.92 ≤ 6.12.* ; unaffected 6.18.34 ≤ 6.18.* ; unaffected 7.0.11 ≤ 7.0.*

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