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SUSE Linux Micro 6.1 libsoup Important Security Update 2026-20360-1

suse
Calendar Grey February 17, 2026
Dist Suse Esm H88
Fixes four important security issues in libsoup for SUSE Linux. Update now for enhanced protection and performance.
An update that solves four vulnerabilities can now be installed.

Summary

## This update for libsoup fixes the following issues: * CVE-2025-14523: flaw in HTTP header handling can lead to host header parsing discrepancy between servers and proxies and allow for request smuggling, cache poisoning and bypass of access controls (bsc#1254876). * CVE-2025-12105: heap use-after-free in message queue handling during HTTP/2 read completion can lead to undefined behavior or crash (bsc#1252555). * CVE-2026-0716: Fixed out-of-bounds read for websocket (bsc#1256418). * CVE-2026-0719: Fixed overflow for password md4sum (bsc#1256399). ## 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 Micro 6.1

Topics%20covered

Topics Covered

security advisory SuSE important libsoup request smuggling undefined behavior

References

* bsc#1252555

* bsc#1254876

* bsc#1256399

* bsc#1256418

Cross-

* CVE-2025-12105

* CVE-2025-14523

* CVE-2026-0716

* CVE-2026-0719

CVSS scores:

* CVE-2025-12105 ( SUSE ): 8.8

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

* CVE-2025-12105 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

* CVE-2025-12105 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-14523 ( SUSE ): 8.3

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

* CVE-2025-14523 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

* CVE-2025-14523 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

* CVE-2026-0716 ( SUSE ): 8.3

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20360-1
Release Date: 2026-01-19T11:44:51Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important libsoup request smuggling undefined behavior

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