Security update for python311

Announcement ID: SUSE-SU-2026:0314-1
Release Date: 2026-01-28T13:28:57Z
Rating: moderate
References:
Cross-References:
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 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/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-2025-13836 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2025-13836 ( 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:L/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-2025-13836 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
  • CVE-2025-13837 ( SUSE ): 2.1 CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:L/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-2025-13837 ( SUSE ): 4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  • CVE-2025-13837 ( NVD ): 2.1 CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:L/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-2025-13837 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15-SP7
  • openSUSE Leap 15.6
  • Python 3 Module 15-SP7
  • SUSE Linux Enterprise Desktop 15 SP7
  • SUSE Linux Enterprise Real Time 15 SP7
  • SUSE Linux Enterprise Server 15 SP7
  • SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that solves three vulnerabilities can now be installed.

Description:

This update for python311 fixes the following issues:

  • CVE-2025-12084: prevent quadratic behavior in node ID cache clearing (bsc#1254997).
  • CVE-2025-13836: prevent reading an HTTP response from a server, if no read amount is specified, with using Content-Length per default as the length (bsc#1254400).
  • CVE-2025-13837: protect against OOM when loading malicious content (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:

  • openSUSE Leap 15.6
    zypper in -t patch SUSE-2026-314=1 openSUSE-SLE-15.6-2026-314=1
  • Basesystem Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-314=1
  • Python 3 Module 15-SP7
    zypper in -t patch SUSE-SLE-Module-Python3-15-SP7-2026-314=1

Package List:

  • openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    • python311-tk-debuginfo-3.11.14-150600.3.41.2
    • python311-debuginfo-3.11.14-150600.3.41.2
    • python311-base-3.11.14-150600.3.41.2
    • python311-base-debuginfo-3.11.14-150600.3.41.2
    • python311-tk-3.11.14-150600.3.41.2
    • python311-devel-3.11.14-150600.3.41.2
    • libpython3_11-1_0-3.11.14-150600.3.41.2
    • python311-curses-debuginfo-3.11.14-150600.3.41.2
    • python311-doc-devhelp-3.11.14-150600.3.41.1
    • python311-testsuite-3.11.14-150600.3.41.2
    • python311-3.11.14-150600.3.41.2
    • python311-testsuite-debuginfo-3.11.14-150600.3.41.2
    • python311-idle-3.11.14-150600.3.41.2
    • python311-debugsource-3.11.14-150600.3.41.2
    • python311-dbm-3.11.14-150600.3.41.2
    • python311-doc-3.11.14-150600.3.41.1
    • python311-tools-3.11.14-150600.3.41.2
    • python311-core-debugsource-3.11.14-150600.3.41.2
    • python311-curses-3.11.14-150600.3.41.2
    • python311-dbm-debuginfo-3.11.14-150600.3.41.2
    • libpython3_11-1_0-debuginfo-3.11.14-150600.3.41.2
  • openSUSE Leap 15.6 (x86_64)
    • python311-base-32bit-debuginfo-3.11.14-150600.3.41.2
    • python311-32bit-debuginfo-3.11.14-150600.3.41.2
    • libpython3_11-1_0-32bit-3.11.14-150600.3.41.2
    • python311-32bit-3.11.14-150600.3.41.2
    • python311-base-32bit-3.11.14-150600.3.41.2
    • libpython3_11-1_0-32bit-debuginfo-3.11.14-150600.3.41.2
  • openSUSE Leap 15.6 (aarch64_ilp32)
    • python311-base-64bit-debuginfo-3.11.14-150600.3.41.2
    • python311-64bit-3.11.14-150600.3.41.2
    • python311-64bit-debuginfo-3.11.14-150600.3.41.2
    • libpython3_11-1_0-64bit-3.11.14-150600.3.41.2
    • python311-base-64bit-3.11.14-150600.3.41.2
    • libpython3_11-1_0-64bit-debuginfo-3.11.14-150600.3.41.2
  • Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • python311-base-3.11.14-150600.3.41.2
    • python311-base-debuginfo-3.11.14-150600.3.41.2
    • python311-core-debugsource-3.11.14-150600.3.41.2
    • libpython3_11-1_0-3.11.14-150600.3.41.2
    • libpython3_11-1_0-debuginfo-3.11.14-150600.3.41.2
  • Python 3 Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    • python311-tk-debuginfo-3.11.14-150600.3.41.2
    • python311-debuginfo-3.11.14-150600.3.41.2
    • python311-tools-3.11.14-150600.3.41.2
    • python311-core-debugsource-3.11.14-150600.3.41.2
    • python311-curses-3.11.14-150600.3.41.2
    • python311-debugsource-3.11.14-150600.3.41.2
    • python311-tk-3.11.14-150600.3.41.2
    • python311-dbm-debuginfo-3.11.14-150600.3.41.2
    • python311-devel-3.11.14-150600.3.41.2
    • python311-3.11.14-150600.3.41.2
    • python311-idle-3.11.14-150600.3.41.2
    • python311-curses-debuginfo-3.11.14-150600.3.41.2
    • python311-dbm-3.11.14-150600.3.41.2

References: