VDB
CVE-2021-27645
CVE-2021-27645
PUBLISHED
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.
EPSS 0.04% · 11.5th percentile
Risk Scores
EPSS Score
0.04%
11.5th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | glibc | 0, 2.30-0ubuntu2, 2.31-0ubuntu9 |
Exploit Intelligence
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
- CVE-2022-32250.yara (github-yara)
…and 4 more exploits
Timeline
- CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-27645 third-party-advisory
- https://ubuntu.com/security/notices/USN-5310-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-27645 third-party-advisory