<p>Upgrade <code>Ubuntu:16.04</code> <code>heimdal</code> to version 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3 or higher.</p>

CVE-2022-44640 Affecting heimdal package, versions <1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3

Snyk CVSS

Attack Complexity Low

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS 1.45% (87^th percentile)

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Snyk ID SNYK-UBUNTU1604-HEIMDAL-3120982
published 16 Nov 2022
disclosed 25 Dec 2022

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Introduced: 16 Nov 2022

CVE-2022-44640 Open this link in a new tab

How to fix?

Upgrade Ubuntu:16.04 heimdal to version 1.7~git20150920+dfsg-4ubuntu1.16.04.1+esm3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream heimdal package and not the heimdal package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

Heimdal before 7.7.1 allows remote attackers to execute arbitrary code because of an invalid free in the ASN.1 codec used by the Key Distribution Center (KDC).