Description
The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string's length, allowing attackers to cause a denial of service (application crash via out-of-bounds read) by crafting an input file with certain translation dictionaries.
References (5)
Core 5
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://github.com/liblouis/liblouis/issues/635
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3782-1/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/105511
Patch, Third Party Advisory x_refsource_misc
https://github.com/liblouis/liblouis/commit/5e4089659bb49b3095fa541fa6387b4c40d7396e
Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00038.html
Scores
CVSS v3
6.5
EPSS
0.0051
EPSS Percentile
66.5%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (5)
canonical/ubuntu_linux
14.04
canonical/ubuntu_linux
16.04
canonical/ubuntu_linux
18.04
liblouis/liblouis
< 3.7.0
opensuse/leap
15.0
Published
Sep 21, 2018
Tracked Since
Feb 18, 2026