CVE-2026-39827

Invoking memory leak when rejecting channels can lead to DoS in golang.org/x/crypto/ssh

MEDIUM 6.5

En bref

Source
NVD
EPSS
EPSS 0.28 % · centile 20 ()
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
Go
Statut NVD
Analyzed

Description

An authenticated SSH client that repeatedly opened channels which were rejected by the server caused unbounded memory growth, eventually crashing the server process and affecting all connected users. Rejected channels are now properly removed from the connection's internal state and released for garbage collection.

Faiblesses (CWE)

  • CWE-924 — Contrôle insuffisant de l'intégrité des messages transmis sur un canal

Références

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCISA-ADP
CVSS 3.1MEDIUM 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Avis

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
golang.org/x/crypto · golang.org/x/crypto/sshaffected 0 < 0.52.0

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