SUSE-SU-2023:2171-1: moderate: Security update for ntp

[sle-security-updates at lists.suse.com]

# Security update for ntp

Announcement ID: SUSE-SU-2023:2171-1  
Rating: moderate  
References:

  * #1210386
  * #1210387
  * #1210388
  * #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 Moderate 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-debugsource-4.2.8p15-100.1
    * ntp-doc-4.2.8p15-100.1
    * ntp-debuginfo-4.2.8p15-100.1
    * ntp-4.2.8p15-100.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * ntp-debugsource-4.2.8p15-100.1
    * ntp-doc-4.2.8p15-100.1
    * ntp-debuginfo-4.2.8p15-100.1
    * ntp-4.2.8p15-100.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * ntp-debugsource-4.2.8p15-100.1
    * ntp-doc-4.2.8p15-100.1
    * ntp-debuginfo-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

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