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SUSE Linux 15 SP7 nghttp2 Important DoS Fix 2026-1074-1

suse
Calendar Grey March 26, 2026
Dist Suse Esm H88
An important security advisory for SUSE updates nghttp2 fixing a DoS vulnerability. Ensure systems are patched.
An update that solves one vulnerability can now be installed.

Summary

## This update for nghttp2 fixes the following issues: * CVE-2026-27135: Assertion failure due to missing state validation can lead to DoS (bsc#1259845). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1074=1 ## Package List: * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64) * nghttp2-debugsource-1.64.0-150700.3.3.1 * nghttp2-debuginfo-1.64.0-150700.3.3.1 * libnghttp2-14-debuginfo-1.64.0-150700.3.3.1 * libnghttp2-14-1.64.0-150700.3.3.1 * libnghttp2-devel-1.64.0-150700.3.3.1 * Basesystem Module 15-SP7 (x86_64)

Topics%20covered

Topics Covered

security advisory SuSE DoS important nghttp2 cve-2026-27135

References

* bsc#1259845

Cross-

* CVE-2026-27135

CVSS scores:

* CVE-2026-27135 ( SUSE ): 8.2

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-27135 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-27135 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* Basesystem Module 15-SP7

* SUSE Linux Enterprise Desktop 15 SP7

* SUSE Linux Enterprise Real Time 15 SP7

* SUSE Linux Enterprise Server 15 SP7

* SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-27135.html

* https://bugzilla.suse.com/show_bug.cgi?id=1259845

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1074-1
Release Date: 2026-03-26T12:39:57Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS important nghttp2 cve-2026-27135

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