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Vulnerability CVE-2021-27645
Published: 2021-02-24
| 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. |
Type:
CWE-415 (Double Free)
CVSS2 => (AV:L/AC:M/Au:N/C:N/I:N/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
1.9/10 |
2.9/10 |
3.4/10 |
| Exploit range |
Attack complexity |
Authentication |
Local |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
None |
None |
Partial |
References: |
https://sourceware.org/bugzilla/show_bug.cgi?id=27462
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