SUSE alert SUSE-SU-2026:0645-1 (python3)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:0645-1: important: Security update for python3
Date:
             
 
Thu, 26 Feb 2026 08:31:05 -0000
Message-ID:
             
 
<177209466589.25.4708172170358279268@ee7e38e8f382>


# Security update for python3

Announcement ID: SUSE-SU-2026:0645-1  
Release Date: 2026-02-25T16:29:06Z  
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:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves six vulnerabilities can now be installed.

## Description:

This update for python3 fixes the following issues:

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

  * SUSE Linux Enterprise Server 12 SP5 LTSS  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-645=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-645=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * python3-devel-3.4.10-25.172.1
    * libpython3_4m1_0-debuginfo-3.4.10-25.172.1
    * python3-base-3.4.10-25.172.1
    * python3-base-debugsource-3.4.10-25.172.1
    * python3-debuginfo-3.4.10-25.172.1
    * python3-curses-3.4.10-25.172.1
    * libpython3_4m1_0-3.4.10-25.172.1
    * python3-debugsource-3.4.10-25.172.1
    * python3-base-debuginfo-3.4.10-25.172.1
    * python3-tk-3.4.10-25.172.1
    * python3-tk-debuginfo-3.4.10-25.172.1
    * python3-3.4.10-25.172.1
    * python3-curses-debuginfo-3.4.10-25.172.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (ppc64le s390x x86_64)
    * python3-devel-debuginfo-3.4.10-25.172.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * libpython3_4m1_0-32bit-3.4.10-25.172.1
    * python3-base-debuginfo-32bit-3.4.10-25.172.1
    * libpython3_4m1_0-debuginfo-32bit-3.4.10-25.172.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * python3-base-debuginfo-32bit-3.4.10-25.172.1
    * libpython3_4m1_0-debuginfo-3.4.10-25.172.1
    * python3-devel-3.4.10-25.172.1
    * python3-base-3.4.10-25.172.1
    * python3-base-debugsource-3.4.10-25.172.1
    * libpython3_4m1_0-32bit-3.4.10-25.172.1
    * python3-debuginfo-3.4.10-25.172.1
    * python3-curses-3.4.10-25.172.1
    * libpython3_4m1_0-3.4.10-25.172.1
    * python3-debugsource-3.4.10-25.172.1
    * python3-base-debuginfo-3.4.10-25.172.1
    * python3-tk-3.4.10-25.172.1
    * python3-devel-debuginfo-3.4.10-25.172.1
    * python3-tk-debuginfo-3.4.10-25.172.1
    * libpython3_4m1_0-debuginfo-32bit-3.4.10-25.172.1
    * python3-3.4.10-25.172.1
    * python3-curses-debuginfo-3.4.10-25.172.1

## 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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