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Published: 2 March 2022

A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.



Cvss 3 Severity Score


Score breakdown


Package Release Status
Launchpad, Ubuntu, Debian
groovy Ignored
(end of life)
jammy Needed

bionic Needed

focal Needed

upstream Needs triage

hirsute Ignored
(end of life)
trusty Needs triage

xenial Needs triage

impish Ignored
(end of life)
kinetic Ignored
(end of life, was needed)
lunar Needed

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H