SUSE-SU-2026:4941-1: important: Security update for python313

SLE-SECURITY-UPDATES null at suse.de
Thu Oct 29 20:33:08 UTC 2026 

# Security update for python313

Announcement ID: SUSE-SU-2026:4941-1  
Release Date: 2026-10-29T14:06:00Z  
Rating: important  
References:

  * bsc#1276223
  * bsc#1276226
  * bsc#1276227
  * bsc#1277111
  * bsc#1280459
  * bsc#1283826
  * bsc#1283969
  * bsc#1285433

  
Cross-References:

  * CVE-2026-15310
  * CVE-2026-15806
  * CVE-2026-17084
  * CVE-2026-19445
  * CVE-2026-19553
  * CVE-2026-19672
  * CVE-2026-82049

  
CVSS scores:

  * CVE-2026-15310 ( SUSE ):  3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-15310 ( NVD ):  2.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/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-2026-15806 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/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-2026-15806 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-15806 ( NVD ):  6.0
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/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-2026-17084 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:N/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-2026-17084 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-17084 ( NVD ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:N/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-2026-19445 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-19445 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-19445 ( NVD ):  9.2
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/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-2026-19553 ( SUSE ):  7.6
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-19553 ( SUSE ):  6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
  * CVE-2026-19553 ( NVD ):  7.6
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/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-2026-19672 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/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-2026-19672 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-19672 ( NVD ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/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-2026-82049 ( SUSE ):  8.6
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-82049 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  * CVE-2026-82049 ( NVD ):  8.4
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/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

  
Affected Products:

  * Python 3 Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves seven vulnerabilities and has one security fix can now be
installed.

## Description:

This update for python313 fixes the following issues:

  * CVE-2026-15310: memory exhaustion in zipfile in bzip2/LZMA/Zstandard
    decompression (bsc#1277111).
  * CVE-2026-15806: urllib.request.HTTPPasswordMgr credentials for one URL
    scheme sent over another scheme (bsc#1276223).
  * CVE-2026-17084: StringPrep algorithm considered Unicode codepoint attributes
    outside Unicode 3.2.0 (bsc#1276226).
  * CVE-2026-19445: reassigned SNI callbacks with unreferenced SSLContext
    instances can cause use-after-free (bsc#1283969).
  * CVE-2026-19553: omitted server_hostname arguments in wrap_bio() can cause
    silent hostname verification bypasses (bsc#1283826).
  * CVE-2026-19672: tarfile extraction filter bypass allows creation of
    directories outside the destination (bsc#1276227).
  * CVE-2026-82049: tarfile extraction filters mishandle archives containing a
    hard link to a symbolic link, allowing file modification and content
    disclosure (bsc#1280459).

Changes for python313:

  * Updated to version 3.13.16.

## 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:

  * Python 3 Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Python3-15-SP7-2026-4941

## Package List:

  * Python 3 Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * python313-curses-debuginfo-3.13.16-150700.4.61.1
    * libpython3_13-1_0-debuginfo-3.13.16-150700.4.61.1
    * python313-curses-3.13.16-150700.4.61.1
    * python313-3.13.16-150700.4.61.1
    * python313-core-debugsource-3.13.16-150700.4.61.1
    * python313-tk-3.13.16-150700.4.61.1
    * libpython3_13-1_0-3.13.16-150700.4.61.1
    * python313-base-3.13.16-150700.4.61.1
    * python313-base-debuginfo-3.13.16-150700.4.61.1
    * python313-idle-3.13.16-150700.4.61.1
    * python313-tk-debuginfo-3.13.16-150700.4.61.1
    * python313-debuginfo-3.13.16-150700.4.61.1
    * python313-dbm-3.13.16-150700.4.61.1
    * python313-devel-3.13.16-150700.4.61.1
    * python313-tools-3.13.16-150700.4.61.1
    * python313-dbm-debuginfo-3.13.16-150700.4.61.1
    * python313-debugsource-3.13.16-150700.4.61.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-15310.html
  * https://www.suse.com/security/cve/CVE-2026-15806.html
  * https://www.suse.com/security/cve/CVE-2026-17084.html
  * https://www.suse.com/security/cve/CVE-2026-19445.html
  * https://www.suse.com/security/cve/CVE-2026-19553.html
  * https://www.suse.com/security/cve/CVE-2026-19672.html
  * https://www.suse.com/security/cve/CVE-2026-82049.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1276223
  * https://bugzilla.suse.com/show_bug.cgi?id=1276226
  * https://bugzilla.suse.com/show_bug.cgi?id=1276227
  * https://bugzilla.suse.com/show_bug.cgi?id=1277111
  * https://bugzilla.suse.com/show_bug.cgi?id=1280459
  * https://bugzilla.suse.com/show_bug.cgi?id=1283826
  * https://bugzilla.suse.com/show_bug.cgi?id=1283969
  * https://bugzilla.suse.com/show_bug.cgi?id=1285433

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