SUSE-SU-2026:3245-1: important: Security update for python3

SLE-SECURITY-UPDATES null at suse.de
Mon Jul 27 13:01:05 UTC 2026 

# Security update for python3

Announcement ID: SUSE-SU-2026:3245-1  
Release Date: 2026-07-24T13:43:52Z  
Rating: important  
References:

  * bsc#1264962
  * bsc#1265268
  * bsc#1268977

  
Cross-References:

  * CVE-2026-11940
  * CVE-2026-7210
  * CVE-2026-8328

  
CVSS scores:

  * CVE-2026-11940 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-11940 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-11940 ( NVD ):  7.8
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/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-2026-7210 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-7210 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-7210 ( NVD ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-7210 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-8328 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-8328 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-8328 ( NVD ):  5.9
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/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 three vulnerabilities can now be installed.

## Description:

This update for python3 fixes the following issues:

  * CVE-2026-7210: insufficient entropy used for Expat hash-flooding protection
    allows a crafted XML document to trigger hash flooding (bsc#1264962).
  * CVE-2026-8328: server-supplied PASV host address is trusted by `ftpcp()` and
    allows for SSRF (bsc#1265268).
  * CVE-2026-11940: tarfile extraction filter bypass via a crafted archive
    allows escaping the destination directory and enables arbitrary file reads
    and writes (bsc#1268977).

## 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-2026-3245=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-3245=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * python3-base-debuginfo-3.4.10-25.188.1
    * python3-tk-debuginfo-3.4.10-25.188.1
    * python3-3.4.10-25.188.1
    * python3-base-debugsource-3.4.10-25.188.1
    * python3-curses-debuginfo-3.4.10-25.188.1
    * python3-tk-3.4.10-25.188.1
    * python3-devel-3.4.10-25.188.1
    * libpython3_4m1_0-3.4.10-25.188.1
    * python3-base-3.4.10-25.188.1
    * libpython3_4m1_0-debuginfo-3.4.10-25.188.1
    * python3-debugsource-3.4.10-25.188.1
    * python3-curses-3.4.10-25.188.1
    * python3-debuginfo-3.4.10-25.188.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * python3-base-debuginfo-32bit-3.4.10-25.188.1
    * libpython3_4m1_0-32bit-3.4.10-25.188.1
    * libpython3_4m1_0-debuginfo-32bit-3.4.10-25.188.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (ppc64le s390x x86_64)
    * python3-devel-debuginfo-3.4.10-25.188.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * python3-base-debuginfo-3.4.10-25.188.1
    * libpython3_4m1_0-32bit-3.4.10-25.188.1
    * python3-tk-debuginfo-3.4.10-25.188.1
    * python3-tk-3.4.10-25.188.1
    * python3-3.4.10-25.188.1
    * python3-curses-debuginfo-3.4.10-25.188.1
    * python3-base-debugsource-3.4.10-25.188.1
    * python3-devel-3.4.10-25.188.1
    * python3-base-debuginfo-32bit-3.4.10-25.188.1
    * libpython3_4m1_0-3.4.10-25.188.1
    * python3-devel-debuginfo-3.4.10-25.188.1
    * libpython3_4m1_0-debuginfo-32bit-3.4.10-25.188.1
    * libpython3_4m1_0-debuginfo-3.4.10-25.188.1
    * python3-base-3.4.10-25.188.1
    * python3-debuginfo-3.4.10-25.188.1
    * python3-debugsource-3.4.10-25.188.1
    * python3-curses-3.4.10-25.188.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-11940.html
  * https://www.suse.com/security/cve/CVE-2026-7210.html
  * https://www.suse.com/security/cve/CVE-2026-8328.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1264962
  * https://bugzilla.suse.com/show_bug.cgi?id=1265268
  * https://bugzilla.suse.com/show_bug.cgi?id=1268977

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