SUSE alert SUSE-SU-2026:1296-1 (python39)

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OPENSUSE-SECURITY-UPDATES <null@suse.de>
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SUSE-SU-2026:1296-1: important: Security update for python39
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Mon, 13 Apr 2026 16:30:33 -0000
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<177609783311.29674.17701702879358793582@ea440c8e37cc>
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Article


# Security update for python39

Announcement ID: SUSE-SU-2026:1296-1  
Release Date: 2026-04-13T12:32:58Z  
Rating: important  
References:

  * bsc#1259611
  * bsc#1259734
  * bsc#1259735
  * bsc#1260026

  
Cross-References:

  * CVE-2025-13462
  * CVE-2026-3644
  * CVE-2026-4224
  * CVE-2026-4519

  
CVSS scores:

  * CVE-2025-13462 ( SUSE ):  2.0
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-13462 ( SUSE ):  2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
  * CVE-2025-13462 ( NVD ):  2.0

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:L/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-2026-3644 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-3644 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
  * CVE-2026-3644 ( NVD ):  6.0

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/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-2026-4224 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-4224 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-4224 ( NVD ):  6.0

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/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-2026-4519 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:N/SC:L/SI:H/SA:N
  * CVE-2026-4519 ( SUSE ):  6.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N
  * CVE-2026-4519 ( NVD ):  7.0

CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/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:

  * openSUSE Leap 15.3
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for python39 fixes the following issues:

  * CVE-2025-13462: incorrect parsing of TarInfo when GNU long name and type
    AREGTYPE are combined can lead to misinterpretation of tar archives
    (bsc#1259611).
  * CVE-2026-3644: incomplete control character validation in http.cookies can
    lead to input validation bypass (bsc#1259734).
  * CVE-2026-4224: parsing XML with deeply nested DTD content models can lead to
    C stack overflow (bsc#1259735).
  * CVE-2026-4519: failure to sanitize leading dashes in URLs in the
    `webbrowser.open()` API can lead to web browser command line option
    injection (bsc#1260026).

## 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 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1296=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1296=1

  * openSUSE Leap 15.3  
    zypper in -t patch SUSE-2026-1296=1

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2026-1296=1

## Package List:

  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * python39-curses-3.9.25-150300.4.99.1
    * python39-base-3.9.25-150300.4.99.1
    * python39-3.9.25-150300.4.99.1
    * python39-dbm-3.9.25-150300.4.99.1
    * libpython3_9-1_0-3.9.25-150300.4.99.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * python39-curses-3.9.25-150300.4.99.1
    * python39-base-3.9.25-150300.4.99.1
    * python39-3.9.25-150300.4.99.1
    * python39-dbm-3.9.25-150300.4.99.1
    * libpython3_9-1_0-3.9.25-150300.4.99.1
  * openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    * python39-dbm-debuginfo-3.9.25-150300.4.99.1
    * python39-doc-devhelp-3.9.25-150300.4.99.1
    * python39-base-debuginfo-3.9.25-150300.4.99.1
    * python39-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-3.9.25-150300.4.99.1
    * python39-tk-3.9.25-150300.4.99.1
    * python39-curses-debuginfo-3.9.25-150300.4.99.1
    * python39-base-3.9.25-150300.4.99.1
    * python39-testsuite-debuginfo-3.9.25-150300.4.99.1
    * python39-doc-3.9.25-150300.4.99.1
    * libpython3_9-1_0-debuginfo-3.9.25-150300.4.99.1
    * python39-core-debugsource-3.9.25-150300.4.99.1
    * python39-curses-3.9.25-150300.4.99.1
    * python39-dbm-3.9.25-150300.4.99.1
    * python39-tk-debuginfo-3.9.25-150300.4.99.1
    * python39-3.9.25-150300.4.99.1
    * python39-tools-3.9.25-150300.4.99.1
    * python39-debugsource-3.9.25-150300.4.99.1
    * python39-idle-3.9.25-150300.4.99.1
    * python39-testsuite-3.9.25-150300.4.99.1
    * python39-devel-3.9.25-150300.4.99.1
  * openSUSE Leap 15.3 (x86_64)
    * python39-32bit-3.9.25-150300.4.99.1
    * libpython3_9-1_0-32bit-debuginfo-3.9.25-150300.4.99.1
    * python39-32bit-debuginfo-3.9.25-150300.4.99.1
    * python39-base-32bit-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-32bit-3.9.25-150300.4.99.1
    * python39-base-32bit-3.9.25-150300.4.99.1
  * openSUSE Leap 15.3 (aarch64_ilp32)
    * python39-base-64bit-3.9.25-150300.4.99.1
    * python39-64bit-3.9.25-150300.4.99.1
    * python39-64bit-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-64bit-3.9.25-150300.4.99.1
    * python39-base-64bit-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-64bit-debuginfo-3.9.25-150300.4.99.1
  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * python39-dbm-debuginfo-3.9.25-150300.4.99.1
    * python39-doc-devhelp-3.9.25-150300.4.99.1
    * python39-base-debuginfo-3.9.25-150300.4.99.1
    * python39-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-3.9.25-150300.4.99.1
    * python39-tk-3.9.25-150300.4.99.1
    * python39-curses-debuginfo-3.9.25-150300.4.99.1
    * python39-base-3.9.25-150300.4.99.1
    * python39-testsuite-debuginfo-3.9.25-150300.4.99.1
    * python39-doc-3.9.25-150300.4.99.1
    * libpython3_9-1_0-debuginfo-3.9.25-150300.4.99.1
    * python39-core-debugsource-3.9.25-150300.4.99.1
    * python39-curses-3.9.25-150300.4.99.1
    * python39-dbm-3.9.25-150300.4.99.1
    * python39-tk-debuginfo-3.9.25-150300.4.99.1
    * python39-3.9.25-150300.4.99.1
    * python39-tools-3.9.25-150300.4.99.1
    * python39-debugsource-3.9.25-150300.4.99.1
    * python39-idle-3.9.25-150300.4.99.1
    * python39-testsuite-3.9.25-150300.4.99.1
    * python39-devel-3.9.25-150300.4.99.1
  * openSUSE Leap 15.6 (x86_64)
    * python39-32bit-3.9.25-150300.4.99.1
    * libpython3_9-1_0-32bit-debuginfo-3.9.25-150300.4.99.1
    * python39-32bit-debuginfo-3.9.25-150300.4.99.1
    * python39-base-32bit-debuginfo-3.9.25-150300.4.99.1
    * libpython3_9-1_0-32bit-3.9.25-150300.4.99.1
    * python39-base-32bit-3.9.25-150300.4.99.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-13462.html
  * https://www.suse.com/security/cve/CVE-2026-3644.html
  * https://www.suse.com/security/cve/CVE-2026-4224.html
  * https://www.suse.com/security/cve/CVE-2026-4519.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1259611
  * https://bugzilla.suse.com/show_bug.cgi?id=1259734
  * https://bugzilla.suse.com/show_bug.cgi?id=1259735
  * https://bugzilla.suse.com/show_bug.cgi?id=1260026



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