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openSUSE Python3 Important Command Injection Issue SUSE-SU-2026-1715-1

opensuse
Calendar Grey May 6, 2026
Dist Opensuse Esm H88
Critical Python3 security update for openSUSE resolving ten important vulnerabilities.
An update that solves 10 vulnerabilities can now be installed.

Description

This update for python3 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-2026-1502: HTTP client proxy tunnel headers not validated for CR/LF

(bsc#1261969).

* CVE-2026-3446: base64 decoding stops at first padded quad by default and

ignores other information that could be processed (bsc#1261970).

* CVE-2026-3479: improper resource argument validation in `pkgutil.get_data()`

can lead to path traversal (bsc#1259989).

* 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...

Read the Full Advisory

Patch

## 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 15.3

zypper in -t patch SUSE-2026-1715=1

* openSUSE Leap 15.6

zypper in -t patch openSUSE-SLE-15.6-2026-1715=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-1715=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2026-1715=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-1715=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2026-1715=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2026-1715=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1715=1

* Development Tools Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2026-1715=1

* SUSE Linux Enterprise High Performance...

Read the Full Advisory

Package List

* openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)

* python3-base-3.6.15-150300.10.118.1

* python3-testsuite-debuginfo-3.6.15-150300.10.118.1

* python3-tk-3.6.15-150300.10.118.1

* python3-idle-3.6.15-150300.10.118.1

* python3-dbm-3.6.15-150300.10.118.1

* python3-debuginfo-3.6.15-150300.10.118.1

* python3-curses-3.6.15-150300.10.118.1

* python3-curses-debuginfo-3.6.15-150300.10.118.1

* python3-devel-debuginfo-3.6.15-150300.10.118.1

* python3-devel-3.6.15-150300.10.118.1

* python3-core-debugsource-3.6.15-150300.10.118.1

* python3-3.6.15-150300.10.118.1

* python3-doc-devhelp-3.6.15-150300.10.118.1

* python3-tools-3.6.15-150300.10.118.1

* python3-tk-debuginfo-3.6.15-150300.10.118.1

* python3-dbm-debuginfo-3.6.15-150300.10.118.1

* libpython3_6m1_0-debuginfo-3.6.15-150300.10.118.1

* python3-base-debuginfo-3.6.15-150300.10.118.1

* python3-doc-3.6.15-150300.10.118.1

* python3-debugsource-3.6.15-150300.10.118.1

* libpython3_6m1_0-3.6.15-150300.10.118.1

* python3-testsuite-3.6.15-150300.10.118.1

* openSUSE Leap...

Read the Full Advisory

References

* bsc#1259611

* bsc#1259734

* bsc#1259735

* bsc#1259989

* bsc#1260026

* bsc#1261969

* bsc#1261970

* bsc#1262098

* bsc#1262319

* bsc#1262654

## References:

* https://www.suse.com/security/cve/CVE-2025-13462.html

* https://www.suse.com/security/cve/CVE-2026-1502.html

* https://www.suse.com/security/cve/CVE-2026-3446.html

* https://www.suse.com/security/cve/CVE-2026-3479.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://www.suse.com/security/cve/CVE-2026-4786.html

* https://www.suse.com/security/cve/CVE-2026-6019.html

* https://www.suse.com/security/cve/CVE-2026-6100.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=1259989

* https://bugzilla.suse.com/show_bug.cgi?id=1260026

* https://bugzilla.suse.com/show_bug.cgi?id=1261969

*...

Read the Full Advisory

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1715-1
Release Date: 2026-05-06T12:10:39Z
Affected Products: * Basesystem Module 15-SP7 * Development Tools Module 15-SP7 * openSUSE Leap 15.3 * openSUSE Leap 15.6 * 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 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 * SUSE Linux Enterprise Micro 5.2 * SUSE Linux Enterprise Micro 5.3 * SUSE Linux Enterprise Micro 5.4 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Micro for Rancher 5.2 * SUSE Linux Enterprise Micro for Rancher 5.3 * SUSE Linux Enterprise Micro for Rancher 5.4 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server 15 SP5 LTSS * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP6 LTSS * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

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