Critical severity · published Dec 20, 2022
CVE-2022-47629
Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
10.0; 11.0 · source: NVD
LI
Libksba · Gnupg
before 1.6.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-47629
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-47629
Patch
https://dev.gnupg.org/T6284
git.gnupg.org
https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libksba.git%3Ba=commit%3Bh=f61a5ea4e0f6a80fd4b28ef0174bee77793cf070
Mailing List
https://lists.debian.org/debian-lts-announce/2022/12/msg00035.html
Third Party Advisory
https://security.gentoo.org/glsa/202212-07
security.netapp.com
https://security.netapp.com/advisory/ntap-20230316-0011/
Third Party Advisory
https://www.debian.org/security/2022/dsa-5305
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