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SUSE libsoup Important Security Update 2026-20212-1 CVE-2025-11021

suse
Calendar Grey February 5, 2026
Dist Suse Esm H88
SUSE Security Update for libsoup fixes critical issues including buffer overflows and out-of-bounds reads. Install now!
An update that solves three vulnerabilities can now be installed.

Summary

## This update for libsoup fixes the following issues: * CVE-2025-11021: Fixed out-of-bounds read in Cookie Date Handling of libsoup HTTP Library (bsc#1250562). * CVE-2026-0719: Fixed stack-based buffer overflow in NTLM authentication can lead to arbitrary code execution (bsc#1256399). * CVE-2026-0716: Fixed improper bounds handling may allow out-of-bounds read (bsc#1256418). ## 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 16.0 zypper in -t patch SUSE-SLES-16.0-227=1 * SUSE Linux Enterprise Server for SAP Applications 16.0 zypper in -t patch SUSE-SLES-16.0-227=1 ## Package List:

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE important libsoup out-of-bounds

References

* bsc#1250562

* bsc#1256399

* bsc#1256418

Cross-

* CVE-2025-11021

* CVE-2026-0716

* CVE-2026-0719

CVSS scores:

* CVE-2025-11021 ( SUSE ): 8.2

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

* CVE-2025-11021 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

* CVE-2025-11021 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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

* CVE-2026-0716 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L

* CVE-2026-0716 ( NVD ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

* CVE-2026-0719 ( SUSE ): 9.2

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

* CVE-2026-0719 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20212-1
Release Date: 2026-01-30T14:27:58Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE important libsoup out-of-bounds

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