Security update for python311

Announcement ID: SUSE-SU-2026:20956-1
Release Date: 2026-03-31T09:41:48Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-1299 ( SUSE ): 8.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  • CVE-2026-1299 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
  • CVE-2026-1299 ( 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-2026-2297 ( SUSE ): 5.7 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
  • CVE-2026-2297 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  • CVE-2026-2297 ( NVD ): 5.7 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/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 two vulnerabilities can now be installed.

Description:

This update for python311 fixes the following issues:

  • CVE-2026-1299: header injection when an email is serialized due to improper newline quoting (bsc#1257181).
  • CVE-2026-2297: validation bypass via incorrectly handled hook in FileLoader (bsc#1259240).

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-6.0-647=1

Package List:

  • SUSE Linux Micro 6.0 (aarch64 s390x x86_64)
    • python311-debugsource-3.11.15-2.1
    • python311-base-3.11.15-2.1
    • libpython3_11-1_0-3.11.15-2.1
    • python311-3.11.15-2.1
    • python311-base-debuginfo-3.11.15-2.1
    • python311-curses-debuginfo-3.11.15-2.1
    • libpython3_11-1_0-debuginfo-3.11.15-2.1
    • python311-debuginfo-3.11.15-2.1
    • python311-curses-3.11.15-2.1
    • python311-core-debugsource-3.11.15-2.1

References: