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CVE-2021-3630

Published: 30 June 2021

An out-of-bounds write vulnerability was found in DjVuLibre in DJVU::DjVuTXT::decode() in DjVuText.cpp via a crafted djvu file which may lead to crash and segmentation fault. This flaw affects DjVuLibre versions prior to 3.5.28.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
djvulibre
Launchpad, Ubuntu, Debian
focal Not vulnerable
(3.5.27.1-14ubuntu0.1)
groovy Not vulnerable

hirsute Not vulnerable

impish Not vulnerable

jammy Not vulnerable

upstream
Released (3.5.27.1-12)
trusty Does not exist

bionic
Released (3.5.27.1-8ubuntu0.4)
xenial
Released (3.5.27.1-5ubuntu0.1+esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
upstream: https://sourceforge.net/p/djvu/djvulibre-git/ci/7b0ef20690e08f1fe124aebbf42f6310e2f40f81/

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H