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SUSE Python-Soupsieve Security Update for Memory Exhaustion Issues

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Calendar Grey July 27, 2026
Scroller Suse
This security advisory addresses important fixes for python-soupsieve vulnerabilities, ensuring your systems are safe.
SUSE has announced a security update for python-soupsieve addressing two vulnerabilities, CVE-2026-49476 and CVE-2026-49477, with installation instructions provided for affected pr...

Summary

## This update for python-soupsieve fixes the following issues * CVE-2026-49476: Memory Exhaustion via Large Comma-Separated Selector Lists (bsc#1271187). * CVE-2026-49477: Regular Expression Denial of Service (ReDoS) via Selector Parser (bsc#1271188). ## 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 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-3239=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-3239=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-3239=1

Topics%20covered

Topics Covered

security advisory denial of service SuSE important memory exhaustion python-soupsieve

References

* bsc#1256316

* bsc#1271187

* bsc#1271188

Cross-

* CVE-2026-49476

* CVE-2026-49477

CVSS scores:

* CVE-2026-49476 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-49476 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-49477 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-49477 ( 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 High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:3239-1
Release Date: 2026-07-24T13:04:57Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SuSE important memory exhaustion python-soupsieve

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