Libsoup: libsoup: heap buffer overflow during outgoing permessage-deflate buffer growth (Red Hat Red Hat Enterprise Linux 10)

CVE-2026-102560
HIGH 8.6

En bref

Source
NVD
EPSS
EPSS 0.42 % · centile 36 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
redhat
Statut NVD
Analyzed

Description

A flaw was found in libsoup. When the permessage-deflate WebSocket extension compresses a very large outgoing message, truncated size calculations used for GByteArray growth could wrap, causing zlib to write past the allocated buffer and resulting in a heap buffer overflow.

Faiblesses (CWE)

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1HIGH 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:Hredhat
CVSS 3.1HIGH 8.6CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HNVD · secalert@redhat.com (Secondary)
CVSS 3.1CRITICAL 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

Références européennes

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
Red Hat · Red Hat Enterprise Linux 10unaffected 0:3.6.5-3.el10_2.20 < *
Red Hat · Red Hat Enterprise Linux 9unaffected 0:2.72.0-16.el9_8.8 < *
Red Hat · Red Hat Enterprise Linux 6
Red Hat · Red Hat Enterprise Linux 7
Red Hat · Red Hat Enterprise Linux 8

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