Security update for python-tornado6

Announcement ID: SUSE-SU-2026:20770-1
Release Date: 2026-03-23T09:36:34Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-31958 ( 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-2026-31958 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-31958 ( NVD ): 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/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-2026-31958 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • SUSE Linux Micro 6.1

An update that solves one vulnerability and has one fix can now be installed.

Description:

This update for python-tornado6 fixes the following issues:

  • CVE-2026-31958: parsing large multipart bodies with many parts can cause a denial of service (bsc#1259553).
  • incomplete validation of cookie attributes allows for injection of user-controlled values in other cookie attributes (bsc#1259630).

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 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-456=1

Package List:

  • SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    • python-tornado6-debugsource-6.4-slfo.1.1_4.1
    • python311-tornado6-6.4-slfo.1.1_4.1
    • python311-tornado6-debuginfo-6.4-slfo.1.1_4.1

References: