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 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* 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* 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
*...
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