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Mageia 9 nghttp2 Severe Denial of Service CVE-2026-27135

mageia
Calendar Grey June 12, 2026
Dist Mageia Esm H88
Security update for Mageia with critical nghttp2 denial of service issue due to assertion failure. Urgent patch available.
Security update

Summary

Description: Denial of service: Assertion failure due to missing state validation. (CVE-2026-27135)

References

- https://bugs.mageia.org/show_bug.cgi?id=35252

- https://www.openwall.com/lists/oss-security/2026/03/20/3

- https://github.com/nghttp2/nghttp2/security/advisories/GHSA-6933-cjhr-5qg6

- https://lists.debian.org/debian-security-announce/2026/msg00177.html

- https://www.cve.org/CVERecord?id=CVE-2026-27135

Topics%20covered

Topics Covered

security advisory denial of service critical assertion failure nghttp2 Mageia

Resolution

SRPMS

- 9/core/nghttp2-1.61.0-1.1.mga9

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 12 Jun 2026
URL: https://advisories.mageia.org/MGASA-2026-0199.html
Type: security
CVE: CVE-2026-27135

Topics%20covered

Topics Covered

security advisory denial of service critical assertion failure nghttp2 Mageia

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