CVE-2021-27645

En bref

Sévérité
LOW 2.5
EPSS
EPSS 0.39 % · centile 32 (2026-10-27)
État
PUBLISHED
Publiée
Mise à jour
Attribuée par
mitre
Statut NVD
Modified

Description

The nameserver caching daemon (nscd) in the GNU C Library (aka glibc or libc6) 2.29 through 2.33, when processing a request for netgroup lookup, may crash due to a double-free, potentially resulting in degraded service or Denial of Service on the local system. This is related to netgroupcache.c.

Scores

VersionScoreVecteurÉvalué par
CVSS 3.1LOW 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LCISA-ADP
CVSS 3.1LOW 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LNVD · nvd@nist.gov (Primary)
CVSS 3.1LOW 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LNVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CVSS 2.0LOW 1.9AV:L/AC:M/Au:N/C:N/I:N/A:PNVD · nvd@nist.gov (Primary)

Faiblesses (CWE)

Références européennes

Avis du CERT-FR

Configurations affectées (CPE NVD)

Produits affectés

ProduitVersions
affected n/a

Références

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