CVE-2020-14354
Severity CVSS v4.0:
Pending analysis
Type:
CWE-415
Double Free
Publication date:
13/05/2021
Last modified:
07/11/2023
Description
A possible use-after-free and double-free in c-ares lib version 1.16.0 if ares_destroy() is called prior to ares_getaddrinfo() completing. This flaw possibly allows an attacker to crash the service that uses c-ares lib. The highest threat from this vulnerability is to this service availability.
Impact
Base Score 3.x
3.30
Severity 3.x
LOW
Base Score 2.0
2.10
Severity 2.0
LOW
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:c-ares:c-ares:1.16.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://bugzilla.redhat.com/show_bug.cgi?id=1866838
- https://c-ares.haxx.se/changelog.html
- https://github.com/c-ares/c-ares/commit/1cc7e83c3bdfaafbc5919c95025592d8de3a170e
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OOYAMJVLLCLXDTHW3V5UXNULZBBK4O6/
- https://packetstormsecurity.com/files/158755/GS20200804145053.txt