A python-Twisted security update has been released for SUSE Linux Enterprise 15 SP4 and openSUSE Leap 15.4.

SUSE-SU-2022:2297-1: important: Security update for python-Twisted

SUSE Security Update: Security update for python-Twisted ______________________________________________________________________________

Announcement ID: SUSE-SU-2022:2297-1
Rating: important
References: #1196739
Cross-References: CVE-2022-21716
CVSS scores:
CVE-2022-21716 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2022-21716 (SUSE): 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 Enterprise High Performance Computing 15-SP4 SUSE Linux Enterprise Module for Server Applications 15-SP4
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP4openSUSE Leap 15.4
______________________________________________________________________________

An update that fixes one vulnerability is now available.
Description:

This update for python-Twisted fixes the following issues:
- CVE-2022-21716: Fixed that ssh server accepts an infinite amount of data
using all the available memory (bsc#1196739).

Patch Instructions:

To install this SUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:
- openSUSE Leap 15.4:

zypper in -t patch openSUSE-SLE-15.4-2022-2297=1

- SUSE Linux Enterprise Module for Server Applications 15-SP4:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-2297=1


Package List:

- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

python-Twisted-doc-22.2.0-150400.5.4.1
python3-Twisted-22.2.0-150400.5.4.1

- SUSE Linux Enterprise Module for Server Applications 15-SP4 (aarch64 ppc64le s390x x86_64):

python3-Twisted-22.2.0-150400.5.4.1

References:

  https://www.suse.com/security/cve/CVE-2022-21716.html
  https://bugzilla.suse.com/1196739