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Alerts This Week
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Mageia 9 python-pygments Important CPU Consumption Issue MGASA-2026-0090

mageia
Calendar Grey April 8, 2026
Dist Mageia Esm H88
Updated python-pygments package addresses a significant security flaw leading to excessive CPU usage and potential DoS.
MGASA-2026-0090 - Updated python-pygments packages fix security vulnerability

Summary

Description: A security flaw in Pygments function AdlLexer in archetype.py stems from a regular expression having an inefficient, possibly exponential worst-case computational complexity that consumes excessive CPU cycles. (CVE-2026-4539)

References

- https://bugs.mageia.org/show_bug.cgi?id=35318

- https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/EBSMTYMFOHFBVTCLFPVRVEOWXXCIDDMI/

- https://www.cve.org/CVERecord?id=CVE-2026-4539

Topics%20covered

Topics Covered

security advisory code execution important cpu consumption Mageia Python-Pygments

Resolution

SRPMS

- 9/core/python-pygments-2.15.1-1.1.mga9

Severity
important
Lowest
Low
Medium
High
Critical

Publication date: 08 Apr 2026
URL: https://advisories.mageia.org/MGASA-2026-0090.html
Type: security
CVE: CVE-2026-4539

Topics%20covered

Topics Covered

security advisory code execution important cpu consumption Mageia Python-Pygments

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