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 Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

libcaca0-debuginfo: before 0.99 beta18-14.9.1

libcaca0: before 0.99 beta18-14.9.1

libcaca0-plugins-debuginfo: before 0.99 beta18-14.9.1

libcaca0-plugins: before 0.99 beta18-14.9.1

libcaca-devel: before 0.99 beta18-14.9.1

libcaca-debugsource: before 0.99 beta18-14.9.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_software_development_kit:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap_applications:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:12-SP5:*:*:*:*:*:*:*
• cpe:2.3:a:suse:libcaca0-debuginfo:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca0:*:*:*:*:*: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:libcaca-devel:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:a:suse:libcaca-debugsource:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2022/suse-su-20221508-1/

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.