SUSE update for libcaca

1) Division by zero

EUVDB-ID: #VU81450

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-0856

CWE-ID: CWE-369 - Divide By Zero

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a divide by zero error in img2txt. A remote attacker can pass specially crafted input to the application and perform a denial of service attack.

Mitigation

Update the affected package libcaca to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Realtime Extension: 15-SP2

SUSE Linux Enterprise Server: 15-SP3-LTSS - 15-SP4

SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS - 15-SP4

SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4

SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4

openSUSE Leap: 15.3 - 15.4

SUSE Manager Server: 4.2

SUSE Manager Proxy: 4.2

SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4

python3-caca: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-plugins-32bit-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-plugins-32bit: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-32bit-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-32bit: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-plugins-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-plugins: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

libcaca0: before 0.99 beta19.git20171003-150200.11.6.1

libcaca-ruby-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

libcaca-ruby: before 0.99 beta19.git20171003-150200.11.6.1

libcaca-devel: before 0.99 beta19.git20171003-150200.11.6.1

libcaca-debugsource: before 0.99 beta19.git20171003-150200.11.6.1

caca-utils-debuginfo: before 0.99 beta19.git20171003-150200.11.6.1

caca-utils: before 0.99 beta19.git20171003-150200.11.6.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_realtime_extension:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP3-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP3-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_basesystem:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_desktop:15-SP4:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse_leap:15.3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_server:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_manager_proxy:4.2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:a:suse:python3-caca:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-plugins-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-plugins-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-32bit-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-32bit:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-plugins-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-plugins:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca-ruby-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca-ruby:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca-debugsource:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:caca-utils-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:caca-utils:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20221476-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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