Vulnerabilities
Misconfiguration
Compliance
Cryptography
CVE Vulnerabilities

CVE-2022-44640

Published: Dec 25, 2022 | Modified: Jun 17, 2026
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2022-44640
CWEhttps://cwe.mitre.org/data/definitions/NVD-Other.html

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).

Affected Software

NameVendorStart VersionEnd Version
HeimdalHeimdal_project*7.7.1 (excluding)
HeimdalUbuntubionic*
HeimdalUbuntudevel*
HeimdalUbuntuesm-apps/jammy*
HeimdalUbuntuesm-apps/noble*
HeimdalUbuntuesm-apps/resolute*
HeimdalUbuntuesm-infra-legacy/trusty*
HeimdalUbuntuesm-infra-legacy/xenial*
HeimdalUbuntuesm-infra/bionic*
HeimdalUbuntuesm-infra/focal*
HeimdalUbuntuesm-infra/xenial*
HeimdalUbuntufocal*
HeimdalUbuntujammy*
HeimdalUbuntukinetic*
HeimdalUbuntulunar*
HeimdalUbuntumantic*
HeimdalUbuntunoble*
HeimdalUbuntuoracular*
HeimdalUbuntuplucky*
HeimdalUbuntuquesting*
HeimdalUbunturesolute*
HeimdalUbuntustonking*
HeimdalUbuntutrusty*
HeimdalUbuntutrusty/esm*
HeimdalUbuntuupstream*
HeimdalUbuntuxenial*
SambaUbuntutrusty*
SambaUbuntuupstream*
SambaUbuntuxenial*

References

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