Buffer overflow in Liblouis - CVE-2022-26981

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU64229

Buffer overflow in Liblouis - CVE-2022-26981

Published: June 13, 2022


Vulnerability identifier: #VU64229
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-26981
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary within the in compilePassOpcode() function in compileTranslationTable.c. A remote attacker can trick the victim to pass specially crafted data to the application, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Liblouis
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Enterprise Storage
watchOS
macOS
iPadOS
Apple iOS
tvOS
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Server for SAP Applications
openSUSE Leap
Ubuntu
openEuler
Fedora
python3-louis
liblouis-devel
liblouis-debugsource
liblouis-debuginfo
liblouis-data
liblouis14-debuginfo
liblouis14
liblouis-bin (Ubuntu package)
liblouis14 (Ubuntu package)
liblouis-help
python2-louis
liblouis-utils
liblouis
liblouis19
liblouis19-debuginfo
liblouis-doc
liblouis-tools
liblouis-tools-debuginfo
liblouis20 (Ubuntu package)
liblouis20-debuginfo
liblouis20
dev-libs/liblouis

How to mitigate CVE-2022-26981

Install update from vendor's website.

Liblouis - update to 3.22.0
macOS - update to 12.5 21G72
iPadOS - update to 15.6 19G71
Apple iOS - update to 15.6 19G71
tvOS - update to 15.6 19M65
python3-louis - addressed in versions 3.3.0-150000.4.8.1, 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-devel - addressed in versions 3.3.0-150000.4.8.1, 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-debugsource - addressed in versions 3.3.0-150000.4.8.1, 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-debuginfo - addressed in versions 3.3.0-150000.4.8.1, 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-data - addressed in versions 3.3.0-150000.4.8.1, 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis14-debuginfo - update to 3.3.0-150000.4.8.1
liblouis14 - update to 3.3.0-150000.4.8.1
liblouis-bin (Ubuntu package) - addressed in versions 3.5.0-1ubuntu0.4, 3.12.0-3ubuntu0.1, 3.18.0-1ubuntu0.2, 3.20.0-2ubuntu0.1
liblouis14 (Ubuntu package) - update to 3.5.0-1ubuntu0.4
liblouis-debuginfo - update to 3.7.0-5
python3-louis - update to 3.7.0-5
liblouis-help - update to 3.7.0-5
python2-louis - update to 3.7.0-5
liblouis-utils - update to 3.7.0-5
liblouis-devel - update to 3.7.0-5
liblouis-debugsource - update to 3.7.0-5
liblouis - update to 3.7.0-5
liblouis19 - update to 3.11.0-150200.3.3.1
liblouis19-debuginfo - update to 3.11.0-150200.3.3.1
liblouis-doc - addressed in versions 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-tools - addressed in versions 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis-tools-debuginfo - addressed in versions 3.11.0-150200.3.3.1, 3.20.0-150400.3.3.1
liblouis20 (Ubuntu package) - addressed in versions 3.12.0-3ubuntu0.1, 3.18.0-1ubuntu0.2, 3.20.0-2ubuntu0.1
liblouis20-debuginfo - update to 3.20.0-150400.3.3.1
liblouis20 - update to 3.20.0-150400.3.3.1
dev-libs/liblouis - update to 3.22.0
liblouis - update to 3.22.0-1.fc36

External References

Related Security Bulletins