SUSE-SU-2023:4216-1: moderate: Security update for zlib

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

# Security update for zlib

Announcement ID: SUSE-SU-2023:4216-1  
Rating: moderate  
References:

  * bsc#1216378

  
Cross-References:

  * CVE-2023-45853

  
CVSS scores:

  * CVE-2023-45853 ( SUSE ):  5.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2023-45853 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  
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 one vulnerability can now be installed.

## Description:

This update for zlib fixes the following issues:

  * CVE-2023-45853: Fixed an integer overflow that would lead to a buffer
    overflow in the minizip subcomponent (bsc#1216378).

## 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-SP5-2023-4216=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4216=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4216=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-4216=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * zlib-devel-static-1.2.11-11.37.1
    * zlib-debugsource-1.2.11-11.37.1
    * zlib-devel-1.2.11-11.37.1
  * SUSE Linux Enterprise Software Development Kit 12 SP5 (s390x x86_64)
    * zlib-devel-32bit-1.2.11-11.37.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * zlib-devel-1.2.11-11.37.1
    * libz1-1.2.11-11.37.1
    * libz1-debuginfo-1.2.11-11.37.1
    * zlib-debugsource-1.2.11-11.37.1
    * zlib-devel-static-1.2.11-11.37.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * libz1-debuginfo-32bit-1.2.11-11.37.1
    * libz1-32bit-1.2.11-11.37.1
    * zlib-devel-32bit-1.2.11-11.37.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * zlib-devel-1.2.11-11.37.1
    * libz1-1.2.11-11.37.1
    * libz1-debuginfo-1.2.11-11.37.1
    * zlib-debugsource-1.2.11-11.37.1
    * zlib-devel-static-1.2.11-11.37.1
  * SUSE Linux Enterprise Server 12 SP5 (s390x x86_64)
    * zlib-devel-32bit-1.2.11-11.37.1
    * libz1-32bit-1.2.11-11.37.1
    * libz1-debuginfo-32bit-1.2.11-11.37.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * zlib-devel-1.2.11-11.37.1
    * libz1-1.2.11-11.37.1
    * libz1-debuginfo-1.2.11-11.37.1
    * zlib-debugsource-1.2.11-11.37.1
    * zlib-devel-static-1.2.11-11.37.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * libz1-debuginfo-32bit-1.2.11-11.37.1
    * libz1-32bit-1.2.11-11.37.1
    * zlib-devel-32bit-1.2.11-11.37.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-45853.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1216378

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