Use-after-free in Liblouis - CVE-2017-13741
Published: August 29, 2017 / Updated: August 8, 2020
Vulnerability identifier: #VU38403
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-13741
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
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.
Affected software
Liblouis
Fedora
liblouis
Fedora
liblouis
How to mitigate CVE-2017-13741
Install update from vendor's website.
liblouis - addressed in versions 2.6.2-12.fc26, 2.6.2-12.fc27