CVEvulnerability

CVE-2021-27645

2.5 LOW Published 2021-02-24 Modified 2026-10-14 Official page ↗
Status
Modified
Published
2021-02-24
Last modified
2026-10-14
Assigner
[email protected]
CVSS 3.1 ([email protected])
2.5 LOW — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
2.5 LOW — CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 ([email protected])
1.9 LOW — AV:L/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-415

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.

Affected configurations

• gnu glibc (>= 2.29 <= 2.33) • fedoraproject fedora 33 • fedoraproject fedora 34 • debian debian linux 10.0

Related

Weakness · CWE (1)

References