SUSE-SU-2026:20710-1: important: Security update for python311

SLE-SECURITY-UPDATES null at suse.de
Wed Mar 18 20:33:30 UTC 2026 


# Security update for python311

Announcement ID: SUSE-SU-2026:20710-1  
Release Date: 2026-03-09T11:04:04Z  
Rating: important  
References:

  * bsc#1257029
  * bsc#1257031
  * bsc#1257041
  * bsc#1257042
  * bsc#1257044
  * bsc#1257046
  * bsc#1257108

  
Cross-References:

  * CVE-2025-11468
  * CVE-2025-12781
  * 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-2025-12781 ( SUSE ):  2.0
    CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-12781 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  * CVE-2025-12781 ( NVD ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:P/PR:N/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-2025-12781 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * 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 Micro 6.0

  
  
An update that solves seven vulnerabilities can now be installed.

## Description:

This update for python311 fixes the following issues:

  * CVE-2025-11468: preserving parens when folding comments in email headers.
    (bsc#1257029)
  * CVE-2026-0672: rejects control characters in http cookies. (bsc#1257031)
  * CVE-2026-0865: rejecting control characters in wsgiref.headers.Headers,
    which could be abused for injecting false HTTP headers. (bsc#1257042)
  * CVE-2025-15366: basically the same as the previous patch for IMAP protocol.
    (bsc#1257044)
  * CVE-2025-15282: basically the same as the previous patch for urllib library.
    (bsc#1257046)
  * CVE-2025-15367: basically the same as the previous patch for poplib library.
    (bsc#1257041)
  * CVE-2025-12781: fix decoding with non-standard Base64 alphabet (bsc#1257108)

## 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 Micro 6.0  
    zypper in -t patch SUSE-SLE-Micro-6.0-611=1

## Package List:

  * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    * libpython3_11-1_0-debuginfo-3.11.14-3.1
    * python311-base-3.11.14-3.1
    * python311-debuginfo-3.11.14-3.1
    * python311-curses-debuginfo-3.11.14-3.1
    * python311-debugsource-3.11.14-3.1
    * python311-3.11.14-3.1
    * python311-base-debuginfo-3.11.14-3.1
    * python311-core-debugsource-3.11.14-3.1
    * libpython3_11-1_0-3.11.14-3.1
    * python311-curses-3.11.14-3.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-11468.html
  * https://www.suse.com/security/cve/CVE-2025-12781.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
  * https://bugzilla.suse.com/show_bug.cgi?id=1257108

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