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Ubuntu 22.04 xyzzy Vulnerability Patch Advisory UBU-SEC-2023-2450-4

suse
Calendar Grey April 15, 2026
Dist Suse Esm H88
Install important security update for nghttp2, fixing a DoS issue and improving system stability in SUSE Linux.
An update that solves one vulnerability can now be installed.

Summary

## This update for nghttp2 fixes the following issue: * 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: * openSUSE Leap 15.6 zypper in -t patch SUSE-2026-1350=1 openSUSE-SLE-15.6-2026-1350=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1350=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1350=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1350=1 ## Package List:

Topics%20covered

Topics Covered

security advisory DoS important OpenSUSE nghttp2 SUSE Linux Enterprise

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

* openSUSE Leap 15.6

* SUSE Linux Enterprise Desktop 15 SP7

* SUSE Linux Enterprise Real Time 15 SP7

* SUSE Linux Enterprise Server 15 SP6

* SUSE Linux Enterprise Server 15 SP6 LTSS

* SUSE Linux Enterprise Server 15 SP7

* SUSE Linux Enterprise Server for SAP Applications 15 SP6

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1350-1
Release Date: 2026-04-15T13:36:32Z
Rating: important

Topics%20covered

Topics Covered

security advisory DoS important OpenSUSE nghttp2 SUSE Linux Enterprise

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