CVE-2022-47629

libksba: integer overflow to code execution

Published Dec 20, 2022 CVSS 3.1 · 9.8 Critical EPSS 1.7% KEV · Not listed
Description
Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3248-1 libksba security update
Debian DSA Debian DSA DSA-5305-1 libksba security update
EUVD EUVD EUVD-2022-50389 Libksba before 1.6.3 is prone to an integer overflow vulnerability in the CRL signature parser.
Ubuntu USN Ubuntu USN USN-5787-1 Libksba vulnerability
Ubuntu USN Ubuntu USN USN-5787-2 Libksba vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Apr 16, 2025, 5:35 PM
Reserved
Dec 20, 2022, 12:00 AM
Status
Modified
Published
Dec 20, 2022, 11:15 PM
Modified
Jun 17, 2026, 5:13 AM
Severity
Important
Public date
Oct 17, 2022, 12:00 AM