SUSE-SU-2026:0643-1: important: Security update for python39

SLE-SECURITY-UPDATES null at suse.de
Thu Feb 26 08:31:27 UTC 2026 


# Security update for python39

Announcement ID: SUSE-SU-2026:0643-1  
Release Date: 2026-02-25T16:27:58Z  
Rating: important  
References:

  * bsc#1257029
  * bsc#1257031
  * bsc#1257041
  * bsc#1257042
  * bsc#1257044
  * bsc#1257046

  
Cross-References:

  * CVE-2025-11468
  * CVE-2025-15282
  * CVE-2025-15366
  * CVE-2025-15367
  * CVE-2026-0672
  * CVE-2026-0865

  
CVSS scores:

  * CVE-2025-11468 ( SUSE ):  7.1
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-11468 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2025-11468 ( NVD ):  5.7
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/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-2025-15282 ( SUSE ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-15282 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
  * CVE-2025-15282 ( NVD ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/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-2025-15366 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-15366 ( SUSE ):  6.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
  * CVE-2025-15366 ( NVD ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/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-2025-15367 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-15367 ( SUSE ):  6.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:H
  * CVE-2025-15367 ( NVD ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/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-2026-0672 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-0672 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-0672 ( 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-2026-0865 ( SUSE ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-0865 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-0865 ( NVD ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/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

  
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 six vulnerabilities can now be installed.

## Description:

This update for python39 fixes the following issues:

  * CVE-2025-11468: Fixed a header injection when folding a long comment in an
    email header containing exclusively unfoldable characters. (bsc#1257029)
  * CVE-2026-0672: Fixed a HTTP header injection via user-controlled cookie
    values and parameters when using http.cookies.Morsel. (bsc#1257031)
  * CVE-2026-0865: Fixed a bug where a user-controlled header containing
    newlines can allow injecting HTTP headers. (bsc#1257042)
  * CVE-2025-15282: Fixed a bug where a user-controlled data URLs parsed may
    allow injecting headers. (bsc#1257046)
  * CVE-2025-15366: Fixed a bug wherer a user-controlled command can allow
    additional commands injected using newlines. (bsc#1257044)
  * CVE-2025-15367: Fixed control characters which may allow the injection of
    additional commands. (bsc#1257041)

## 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-2026-643=1

  * openSUSE Leap 15.6  
    zypper in -t patch openSUSE-SLE-15.6-2026-643=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-643=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-643=1

## Package List:

  * openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
    * python39-tools-3.9.25-150300.4.93.1
    * python39-tk-debuginfo-3.9.25-150300.4.93.1
    * python39-base-debuginfo-3.9.25-150300.4.93.1
    * python39-idle-3.9.25-150300.4.93.1
    * python39-tk-3.9.25-150300.4.93.1
    * python39-curses-3.9.25-150300.4.93.1
    * python39-debugsource-3.9.25-150300.4.93.1
    * libpython3_9-1_0-3.9.25-150300.4.93.1
    * python39-debuginfo-3.9.25-150300.4.93.1
    * python39-dbm-debuginfo-3.9.25-150300.4.93.1
    * python39-3.9.25-150300.4.93.1
    * python39-doc-devhelp-3.9.25-150300.4.93.1
    * python39-devel-3.9.25-150300.4.93.1
    * python39-core-debugsource-3.9.25-150300.4.93.1
    * python39-curses-debuginfo-3.9.25-150300.4.93.1
    * python39-base-3.9.25-150300.4.93.1
    * libpython3_9-1_0-debuginfo-3.9.25-150300.4.93.1
    * python39-doc-3.9.25-150300.4.93.1
    * python39-testsuite-3.9.25-150300.4.93.1
    * python39-dbm-3.9.25-150300.4.93.1
    * python39-testsuite-debuginfo-3.9.25-150300.4.93.1
  * openSUSE Leap 15.3 (x86_64)
    * libpython3_9-1_0-32bit-3.9.25-150300.4.93.1
    * python39-base-32bit-debuginfo-3.9.25-150300.4.93.1
    * libpython3_9-1_0-32bit-debuginfo-3.9.25-150300.4.93.1
    * python39-32bit-debuginfo-3.9.25-150300.4.93.1
    * python39-32bit-3.9.25-150300.4.93.1
    * python39-base-32bit-3.9.25-150300.4.93.1
  * openSUSE Leap 15.3 (aarch64_ilp32)
    * python39-64bit-3.9.25-150300.4.93.1
    * python39-64bit-debuginfo-3.9.25-150300.4.93.1
    * python39-base-64bit-3.9.25-150300.4.93.1
    * libpython3_9-1_0-64bit-3.9.25-150300.4.93.1
    * libpython3_9-1_0-64bit-debuginfo-3.9.25-150300.4.93.1
    * python39-base-64bit-debuginfo-3.9.25-150300.4.93.1
  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * python39-tools-3.9.25-150300.4.93.1
    * python39-tk-debuginfo-3.9.25-150300.4.93.1
    * python39-base-debuginfo-3.9.25-150300.4.93.1
    * python39-idle-3.9.25-150300.4.93.1
    * python39-tk-3.9.25-150300.4.93.1
    * python39-curses-3.9.25-150300.4.93.1
    * python39-debugsource-3.9.25-150300.4.93.1
    * libpython3_9-1_0-3.9.25-150300.4.93.1
    * python39-debuginfo-3.9.25-150300.4.93.1
    * python39-dbm-debuginfo-3.9.25-150300.4.93.1
    * python39-3.9.25-150300.4.93.1
    * python39-doc-devhelp-3.9.25-150300.4.93.1
    * python39-devel-3.9.25-150300.4.93.1
    * python39-core-debugsource-3.9.25-150300.4.93.1
    * python39-base-3.9.25-150300.4.93.1
    * python39-curses-debuginfo-3.9.25-150300.4.93.1
    * libpython3_9-1_0-debuginfo-3.9.25-150300.4.93.1
    * python39-doc-3.9.25-150300.4.93.1
    * python39-testsuite-3.9.25-150300.4.93.1
    * python39-dbm-3.9.25-150300.4.93.1
    * python39-testsuite-debuginfo-3.9.25-150300.4.93.1
  * openSUSE Leap 15.6 (x86_64)
    * libpython3_9-1_0-32bit-3.9.25-150300.4.93.1
    * python39-base-32bit-debuginfo-3.9.25-150300.4.93.1
    * libpython3_9-1_0-32bit-debuginfo-3.9.25-150300.4.93.1
    * python39-32bit-debuginfo-3.9.25-150300.4.93.1
    * python39-32bit-3.9.25-150300.4.93.1
    * python39-base-32bit-3.9.25-150300.4.93.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * python39-curses-3.9.25-150300.4.93.1
    * libpython3_9-1_0-3.9.25-150300.4.93.1
    * python39-dbm-3.9.25-150300.4.93.1
    * python39-base-3.9.25-150300.4.93.1
    * python39-3.9.25-150300.4.93.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * python39-curses-3.9.25-150300.4.93.1
    * libpython3_9-1_0-3.9.25-150300.4.93.1
    * python39-dbm-3.9.25-150300.4.93.1
    * python39-base-3.9.25-150300.4.93.1
    * python39-3.9.25-150300.4.93.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-11468.html
  * https://www.suse.com/security/cve/CVE-2025-15282.html
  * https://www.suse.com/security/cve/CVE-2025-15366.html
  * https://www.suse.com/security/cve/CVE-2025-15367.html
  * https://www.suse.com/security/cve/CVE-2026-0672.html
  * https://www.suse.com/security/cve/CVE-2026-0865.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1257029
  * https://bugzilla.suse.com/show_bug.cgi?id=1257031
  * https://bugzilla.suse.com/show_bug.cgi?id=1257041
  * https://bugzilla.suse.com/show_bug.cgi?id=1257042
  * https://bugzilla.suse.com/show_bug.cgi?id=1257044
  * https://bugzilla.suse.com/show_bug.cgi?id=1257046

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