Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-27645

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.

  • Published: Feb 24, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-27645
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 2.5
  • AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

CVSS v2:

  • Severity: Low
  • Score: 1.9
  • AV:L/AC:M/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
gnu / glibc 2.29 2.33.x
fedoraproject / fedora 33 33.x
fedoraproject / fedora 34 34.x
debian / debian_linux 10.0 10.0.x