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CVE-2021-27645
Good to know:
Date: February 24, 2021
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.
Language: PHP
Severity Score
Related Resources (10)
Severity Score
Weakness Type (CWE)
Double Free
CWE-415Top Fix
CVSS v3
Base Score: |
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Attack Vector (AV): | |
Attack Complexity (AC): | |
Privileges Required (PR): | |
User Interaction (UI): | |
Scope (S): | |
Confidentiality (C): | PARTIAL |
Integrity (I): | PARTIAL |
Availability (A): | PARTIAL |
CVSS v2
Base Score: |
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Access Vector (AV): | |
Access Complexity (AC): | |
Authentication (AU): | |
Confidentiality (C): | NONE |
Integrity (I): | NONE |
Availability (A): | HIGH |
Additional information: |