Security update for sudo

Announcement ID:	SUSE-SU-2023:1699-1
Rating:	moderate
References:	bsc#1203201 bsc#1206483 bsc#1209361 bsc#1209362
Cross-References:	CVE-2023-28486 CVE-2023-28487
CVSS scores:	CVE-2023-28486 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVE-2023-28486 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVE-2023-28487 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVE-2023-28487 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected Products:	SUSE CaaS Platform 4.0 SUSE Enterprise Storage 7 SUSE Linux Enterprise High Performance Computing 15 SP1 SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 SUSE Linux Enterprise Server 15 SP1 SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP1 SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves two vulnerabilities and has two security fixes can now be installed.

Description:

This update for sudo fixes the following issue:

Security fixes:

• CVE-2023-28486: Fixed missing control characters escaping in log messages (bsc#1209362).
• CVE-2023-28487: Fixed missing control characters escaping in sudoreplay output (bsc#1209361).

Other fixes:

• Fix a situation where "sudo -U otheruser -l" would dereference a NULL pointer (bsc#1206483).
• Do not re-enable the reader when flushing the buffers as part of pty_finish() (bsc#1203201).

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 High Performance Computing 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2023-1699=1
• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
  zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2023-1699=1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2023-1699=1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
  zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2023-1699=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2023-1699=1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2023-1699=1
• SUSE Enterprise Storage 7
  zypper in -t patch SUSE-Storage-7-2023-1699=1
• SUSE CaaS Platform 4.0
  To install this update, use the SUSE CaaS Platform 'skuba' tool. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way.

Package List:

• SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS 15-SP1 (aarch64 x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (aarch64 x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Linux Enterprise Server 15 SP1 LTSS 15-SP1 (aarch64 ppc64le s390x x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (aarch64 ppc64le s390x x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP1 (ppc64le x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Linux Enterprise Server for SAP Applications 15 SP2 (ppc64le x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE Enterprise Storage 7 (aarch64 x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1
• SUSE CaaS Platform 4.0 (x86_64)
  • sudo-debugsource-1.8.27-150000.4.43.1
  • sudo-devel-1.8.27-150000.4.43.1
  • sudo-1.8.27-150000.4.43.1
  • sudo-debuginfo-1.8.27-150000.4.43.1

References:

• https://www.suse.com/security/cve/CVE-2023-28486.html
• https://www.suse.com/security/cve/CVE-2023-28487.html
• https://bugzilla.suse.com/show_bug.cgi?id=1203201
• https://bugzilla.suse.com/show_bug.cgi?id=1206483
• https://bugzilla.suse.com/show_bug.cgi?id=1209361
• https://bugzilla.suse.com/show_bug.cgi?id=1209362