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Ubuntu: USN-5766-1 (CVE-2022-41916): Heimdal vulnerability

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Ubuntu: USN-5766-1 (CVE-2022-41916): Heimdal vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
11/15/2022
Created
12/10/2022
Added
12/08/2022
Modified
03/22/2023

Description

Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.

Solution(s)

  • ubuntu-upgrade-libwind0-heimdal
  • ubuntu-upgrade-ubuntu

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