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SUSE haproxy Moderate DoS Vulnerabilities identified as 2026-20620-1

suse
Calendar Grey March 5, 2026
Dist Suse Esm H88
SUSE security update for haproxy addresses two issues, including DoS vulnerabilities. Install patch now for safety.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for haproxy fixes the following issues: * Update to version 3.2.12+git0.6011f448e * CVE-2026-26081: Fixed a DOS vulnerability in QUIC. (bsc#1257976) * CVE-2026-26080: Fixed a DOS vulnerability in QUIC. (bsc#1257976) ## 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: * SUSE Linux Enterprise Server for SAP Applications 16.0 zypper in -t patch SUSE-SLES-16.0-328=1 ## Package List: * SUSE Linux Enterprise Server for SAP Applications 16.0 (ppc64le x86_64) * haproxy-debugsource-3.2.12+git0.6011f448e-160000.1.1 * haproxy-3.2.12+git0.6011f448e-160000.1.1 * haproxy-debuginfo-3.2.12+git0.6011f448e-160000.1.1

Topics%20covered

Topics Covered

security advisory moderate SuSE DoS vulnerability haproxy

References

* bsc#1257521

* bsc#1257976

Cross-

* CVE-2026-26080

* CVE-2026-26081

CVSS scores:

* CVE-2026-26080 ( SUSE ): 8.7

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

* CVE-2026-26080 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-26081 ( SUSE ): 8.7

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

* CVE-2026-26081 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Enterprise Server for SAP Applications 16.0

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-26080.html

* https://www.suse.com/security/cve/CVE-2026-26081.html

* https://bugzilla.suse.com/show_bug.cgi?id=1257521

Announcement ID: SUSE-SU-2026:20620-1
Release Date: 2026-02-27T13:14:13Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE DoS vulnerability haproxy

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