Use After Free Affecting liblouis-doc package, versions <0:2.5.2-11.el7_4


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.37% (73rd percentile)

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  • Snyk IDSNYK-RHEL7-LIBLOUISDOC-5181257
  • published26 Jul 2021
  • disclosed23 Aug 2017

Introduced: 23 Aug 2017

CVE-2017-13741  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 liblouis-doc to version 0:2.5.2-11.el7_4 or higher.
This issue was patched in RHSA-2017:3111.

NVD Description

Note: Versions mentioned in the description apply only to the upstream liblouis-doc package and not the liblouis-doc package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

There is a use-after-free in the function compileBrailleIndicator() in compileTranslationTable.c in Liblouis 3.2.0 that will lead to a remote denial of service attack.