SUSE update for liblouis

Published: 2023-04-05

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-26767 CVE-2023-26769
CWE-ID	CWE-119
Exploitation vector	Local
Public exploit	N/A
Vulnerable software Subscribe	Desktop Applications Module Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Applications 15 Operating systems & Components / Operating system SUSE Linux Enterprise Server 15 Operating systems & Components / Operating system SUSE Linux Enterprise Real Time 15 Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing 15 Operating systems & Components / Operating system SUSE Linux Enterprise Desktop 15 Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Manager Proxy Operating systems & Components / Operating system openSUSE Leap Operating systems & Components / Operating system python3-louis Operating systems & Components / Operating system package or component liblouis-tools-debuginfo Operating systems & Components / Operating system package or component liblouis-debuginfo Operating systems & Components / Operating system package or component liblouis-tools Operating systems & Components / Operating system package or component liblouis-devel Operating systems & Components / Operating system package or component liblouis-doc Operating systems & Components / Operating system package or component liblouis-debugsource Operating systems & Components / Operating system package or component liblouis20-debuginfo Operating systems & Components / Operating system package or component liblouis20 Operating systems & Components / Operating system package or component liblouis-data Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU72859

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-26767

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within lou_setDataPath, lou_logFile and resolveSubtable. A local user can trigger memory corruption and perform a denial of service (DoS) attack.

Mitigation

Update the affected package liblouis to the latest version.

Vulnerable software versions

Desktop Applications Module: 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15: SP4

SUSE Linux Enterprise Server 15: SP4

SUSE Linux Enterprise Real Time 15: SP4

SUSE Linux Enterprise High Performance Computing 15: SP4

SUSE Linux Enterprise Desktop 15: SP4

SUSE Manager Retail Branch Server: 4.3

SUSE Manager Server: 4.3

SUSE Manager Proxy: 4.3

openSUSE Leap: 15.4

python3-louis: before 3.20.0-150400.3.8.1

liblouis-tools-debuginfo: before 3.20.0-150400.3.8.1

liblouis-debuginfo: before 3.20.0-150400.3.8.1

liblouis-tools: before 3.20.0-150400.3.8.1

liblouis-devel: before 3.20.0-150400.3.8.1

liblouis-doc: before 3.20.0-150400.3.8.1

liblouis-debugsource: before 3.20.0-150400.3.8.1

liblouis20-debuginfo: before 3.20.0-150400.3.8.1

liblouis20: before 3.20.0-150400.3.8.1

liblouis-data: before 3.20.0-150400.3.8.1

External links

http://www.suse.com/support/update/announcement/2023/suse-su-20231771-1/

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Buffer overflow

EUVDB-ID: #VU74497