SUSE update for python-Pygments

1) Infinite loop

EUVDB-ID: #VU51449

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-20270

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

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

The vulnerability exists due to infinite loop. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Update the affected package python-Pygments to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP: 15

SUSE Linux Enterprise High Performance Computing: 15-LTSS - 15-ESPOS

SUSE Linux Enterprise Module for Packagehub Subpackages: 15-SP2 - 15-SP3

SUSE Linux Enterprise Server: 15-LTSS

python2-Pygments: before 2.2.0-4.6.1

python3-Pygments: before 2.2.0-4.6.1

CPE2.3

• cpe:2.3:o:suse:suse_linux_enterprise_server_for_sap:15:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_high_performance_computing:15-ESPOS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_packagehub_subpackages:15-SP2:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_module_for_packagehub_subpackages:15-SP3:*:*:*:*:*:*:*
• cpe:2.3:o:suse:suse_linux_enterprise_server:15-LTSS:*:*:*:*:*:*:*
• cpe:2.3:o:suse:python2-pygments:*:*:*:*:*:suse_linux:*:*
• cpe:2.3:o:suse:python3-pygments:*:*:*:*:*:suse_linux:*:*

External links

https://www.suse.com/support/update/announcement/2021/suse-su-20211500-1/

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.