SUSE-SU-2023:4215-1: moderate: Security update for zlib

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

# Security update for zlib

Announcement ID: SUSE-SU-2023:4215-1  
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:

  * Basesystem Module 15-SP5
  * Development Tools Module 15-SP5
  * openSUSE Leap 15.5
  * SUSE Linux Enterprise Desktop 15 SP5
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 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:

  * Development Tools Module 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP5-2023-4215=1

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2023-4215=1 openSUSE-SLE-15.5-2023-4215=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2023-4215=1

  * Basesystem Module 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-4215=1

## Package List:

  * Development Tools Module 15-SP5 (x86_64)
    * zlib-devel-32bit-1.2.13-150500.4.3.1
  * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
    * libminizip1-1.2.13-150500.4.3.1
    * libz1-debuginfo-1.2.13-150500.4.3.1
    * zlib-devel-static-1.2.13-150500.4.3.1
    * libz1-1.2.13-150500.4.3.1
    * zlib-devel-1.2.13-150500.4.3.1
    * zlib-testsuite-debuginfo-1.2.13-150500.4.3.1
    * minizip-devel-1.2.13-150500.4.3.1
    * zlib-testsuite-1.2.13-150500.4.3.1
    * libminizip1-debuginfo-1.2.13-150500.4.3.1
    * zlib-debugsource-1.2.13-150500.4.3.1
  * openSUSE Leap 15.5 (x86_64)
    * libminizip1-32bit-debuginfo-1.2.13-150500.4.3.1
    * libz1-32bit-debuginfo-1.2.13-150500.4.3.1
    * zlib-devel-32bit-1.2.13-150500.4.3.1
    * zlib-devel-static-32bit-1.2.13-150500.4.3.1
    * libminizip1-32bit-1.2.13-150500.4.3.1
    * libz1-32bit-1.2.13-150500.4.3.1
  * openSUSE Leap 15.5 (aarch64_ilp32)
    * libz1-64bit-debuginfo-1.2.13-150500.4.3.1
    * zlib-devel-64bit-1.2.13-150500.4.3.1
    * libminizip1-64bit-1.2.13-150500.4.3.1
    * libminizip1-64bit-debuginfo-1.2.13-150500.4.3.1
    * zlib-devel-static-64bit-1.2.13-150500.4.3.1
    * libz1-64bit-1.2.13-150500.4.3.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 s390x x86_64)
    * zlib-devel-1.2.13-150500.4.3.1
    * libz1-debuginfo-1.2.13-150500.4.3.1
    * libz1-1.2.13-150500.4.3.1
    * zlib-debugsource-1.2.13-150500.4.3.1
  * Basesystem Module 15-SP5 (aarch64 ppc64le s390x x86_64)
    * libminizip1-1.2.13-150500.4.3.1
    * libz1-debuginfo-1.2.13-150500.4.3.1
    * zlib-devel-static-1.2.13-150500.4.3.1
    * libz1-1.2.13-150500.4.3.1
    * zlib-devel-1.2.13-150500.4.3.1
    * minizip-devel-1.2.13-150500.4.3.1
    * libminizip1-debuginfo-1.2.13-150500.4.3.1
    * zlib-debugsource-1.2.13-150500.4.3.1
  * Basesystem Module 15-SP5 (x86_64)
    * libz1-32bit-1.2.13-150500.4.3.1
    * libz1-32bit-debuginfo-1.2.13-150500.4.3.1

## References:

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

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