Security update for sudo

Announcement ID:	SUSE-SU-2023:1659-1
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 Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE Linux Enterprise Software Development Kit 12 SP5

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 Software Development Kit 12 SP5
  zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-1659=1
• SUSE Linux Enterprise High Performance Computing 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1659=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1659=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-1659=1

Package List:

• SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x x86_64)
  • sudo-devel-1.8.27-4.38.1
  • sudo-debugsource-1.8.27-4.38.1
  • sudo-debuginfo-1.8.27-4.38.1
• SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
  • sudo-debugsource-1.8.27-4.38.1
  • sudo-1.8.27-4.38.1
  • sudo-debuginfo-1.8.27-4.38.1
• SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
  • sudo-debugsource-1.8.27-4.38.1
  • sudo-1.8.27-4.38.1
  • sudo-debuginfo-1.8.27-4.38.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
  • sudo-debugsource-1.8.27-4.38.1
  • sudo-1.8.27-4.38.1
  • sudo-debuginfo-1.8.27-4.38.1

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