Security update for ntp

Announcement ID:	SUSE-SU-2023:2171-1
Rating:	moderate
References:	bsc#1210386 bsc#1210387 bsc#1210388 bsc#1210389
Cross-References:	CVE-2023-26551 CVE-2023-26552 CVE-2023-26553 CVE-2023-26554
CVSS scores:	CVE-2023-26551 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2023-26551 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2023-26552 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2023-26552 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2023-26553 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2023-26553 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L CVE-2023-26554 ( SUSE ): 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H CVE-2023-26554 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
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

An update that solves four vulnerabilities can now be installed.

Description:

This update for ntp fixes the following issues:

Fixed multiple out of bound writes:

CVE-2023-26551 (bsc#1210386), CVE-2023-26552 (bsc#1210388), CVE-2023-26553 (bsc#1210387), CVE-2023-26554 (bsc#1210389).

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 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-2171=1
• SUSE Linux Enterprise Server 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-2171=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-2171=1

Package List:

• SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
  • ntp-debuginfo-4.2.8p15-100.1
  • ntp-debugsource-4.2.8p15-100.1
  • ntp-doc-4.2.8p15-100.1
  • ntp-4.2.8p15-100.1
• SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
  • ntp-debuginfo-4.2.8p15-100.1
  • ntp-debugsource-4.2.8p15-100.1
  • ntp-doc-4.2.8p15-100.1
  • ntp-4.2.8p15-100.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
  • ntp-debuginfo-4.2.8p15-100.1
  • ntp-debugsource-4.2.8p15-100.1
  • ntp-doc-4.2.8p15-100.1
  • ntp-4.2.8p15-100.1

References:

• https://www.suse.com/security/cve/CVE-2023-26551.html
• https://www.suse.com/security/cve/CVE-2023-26552.html
• https://www.suse.com/security/cve/CVE-2023-26553.html
• https://www.suse.com/security/cve/CVE-2023-26554.html
• https://bugzilla.suse.com/show_bug.cgi?id=1210386
• https://bugzilla.suse.com/show_bug.cgi?id=1210387
• https://bugzilla.suse.com/show_bug.cgi?id=1210388
• https://bugzilla.suse.com/show_bug.cgi?id=1210389