Security update for python-PyYAML

Announcement ID:	SUSE-SU-2022:2841-1
Rating:	important
References:	bsc#1165439 bsc#1174514
Cross-References:	CVE-2020-14343 CVE-2020-1747
CVSS scores:	CVE-2020-14343 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2020-14343 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2020-1747 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2020-1747 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:	Public Cloud Module 15 SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 LTSS 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 LTSS 15 SUSE Linux Enterprise Server ESPOS 15 SUSE Linux Enterprise Server for SAP Applications 15

An update that solves two vulnerabilities can now be installed.

Description:

This update for python-PyYAML fixes the following issues:

• CVE-2020-1747: Fixed an arbitrary code execution issue when parsing an untrusted YAML file with the default loader (bsc#1165439).
• CVE-2020-14343: Completed the fix for CVE-2020-1747 (bsc#1174514).

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:

• Public Cloud Module 15
  zypper in -t patch SUSE-SLE-Module-Public-Cloud-15-2022-2841=1
• SUSE Linux Enterprise Server ESPOS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-2841=1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2022-2841=1
• SUSE Linux Enterprise Server 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-SLES-15-2022-2841=1
• SUSE Linux Enterprise Server for SAP Applications 15
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2022-2841=1

Package List:

• Public Cloud Module 15 (aarch64 ppc64le s390x x86_64)
  • python3-PyYAML-5.1.2-150000.3.6.1
• SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
  • python3-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python3-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debugsource-5.1.2-150000.3.6.1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
  • python3-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python3-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debugsource-5.1.2-150000.3.6.1
• SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
  • python3-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python3-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debugsource-5.1.2-150000.3.6.1
• SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
  • python3-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python3-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debuginfo-5.1.2-150000.3.6.1
  • python2-PyYAML-5.1.2-150000.3.6.1
  • python-PyYAML-debugsource-5.1.2-150000.3.6.1

References:

• https://www.suse.com/security/cve/CVE-2020-14343.html
• https://www.suse.com/security/cve/CVE-2020-1747.html
• https://bugzilla.suse.com/show_bug.cgi?id=1165439
• https://bugzilla.suse.com/show_bug.cgi?id=1174514