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openSUSE Leap 16.0 Python-Pygments Denial of Service Risk 2026-20931-1

opensuse
Calendar Grey June 12, 2026
Dist Opensuse Esm H88
This update addresses a denial of service vulnerability in python-Pygments on openSUSE Leap.
An update that solves one vulnerability and has one bug fix can now be installed.

Description

This update for python-Pygments fixes the following issue:

- CVE-2026-4539: Denial of Service via inefficient regular expression processing in AdlLexer (bsc#1260796).

Patch instructions:

To install this openSUSE security update use the suse recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

zypper in -t patch openSUSE-Leap-16.0-911=1

Topics%20covered

Topics Covered

security advisory denial of service low OpenSUSE Python-Pygments 2026:20931-1

Patch

Package List

- openSUSE Leap 16.0:

python313-Pygments-2.19.1-160000.3.1

References

* bsc#1260796

References:

* https://www.suse.com/security/cve/CVE-2026-4539.html

Severity
low
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20931-1
Rating: low
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory denial of service low OpenSUSE Python-Pygments 2026:20931-1

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