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SUSE: python311 Moderate Update for Denial of Service 2026:20047-1

suse
Calendar Grey January 15, 2026
Dist Suse Esm H88
SUSE updates provide fixes for three vulnerabilities in python311, emphasizing security enhancements and important patching instructions.
An update that solves three vulnerabilities can now be installed.

Summary

## This update for python311 fixes the following issues: * CVE-2025-12084: cpython: Fixed quadratic algorithm in xml.dom.minidom leading to denial of service (bsc#1254997) * CVE-2025-13836: Fixed default Content-Lenght read amount from HTTP response (bsc#1254400) * CVE-2025-13837: Fixed plistlib module denial of service (bsc#1254401) ## 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 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-552=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * python311-3.11.14-2.1 * python311-base-debuginfo-3.11.14-2.1 * python311-base-3.11.14-2.1

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE patch python311

References

* bsc#1254400

* bsc#1254401

* bsc#1254997

Cross-

* CVE-2025-12084

* CVE-2025-13836

* CVE-2025-13837

CVSS scores:

* CVE-2025-12084 ( SUSE ): 6.3

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2025-12084 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2025-12084 ( NVD ): 6.3

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

* CVE-2025-12084 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2025-13836 ( SUSE ): 6.3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20047-1
Release Date: 2026-01-08T16:29:55Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE patch python311

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