CVE-2025-0577

Glibc: vdso getrandom acceleration may return predictable randomness

En bref

Sévérité
MEDIUM 4.8
EPSS
EPSS 0.25 % · centile 16 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
fedora
Statut NVD
Deferred

Description

An insufficient entropy vulnerability was found in glibc. The getrandom and arc4random family of functions may return predictable randomness if these functions are called again after the fork, which happens concurrently with a call to any of these functions.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:Nfedora
CVSS 3.1MEDIUM 4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:NNVD · patrick@puiterwijk.org (Secondary)

Faiblesses (CWE)

Références européennes

Produits affectés

ProduitVersions
glibcaffected 2.39-28.fc40 ≤ 2.39-33.fc40 ; affected 2.40-12.fc41 ≤ 2.40-17.fc41
Red Hat · Red Hat Enterprise Linux 10
Red Hat · Red Hat Enterprise Linux 6
Red Hat · Red Hat Enterprise Linux 7
Red Hat · Red Hat Enterprise Linux 8
Red Hat · Red Hat Enterprise Linux 9

Références

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
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