# Security update for zziplib

Announcement ID: SUSE-SU-2024:0961-1  
Rating: low  
References:

  * bsc#1214577

  
Cross-References:

  * CVE-2020-18770

  
CVSS scores:

  * CVE-2020-18770 ( SUSE ):  3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2020-18770 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/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
  * SUSE Linux Enterprise Workstation Extension 12 12-SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for zziplib fixes the following issues:

  * CVE-2020-18770: Fixed denial-of-service in function
    zzip_disk_entry_to_file_header in mmapped.c (bsc#1214577).

## 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-SP5-2024-961=1

  * SUSE Linux Enterprise Workstation Extension 12 12-SP5  
    zypper in -t patch SUSE-SLE-WE-12-SP5-2024-961=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * libzzip-0-13-debuginfo-0.13.67-10.36.1
    * zziplib-devel-0.13.67-10.36.1
    * zziplib-devel-debuginfo-0.13.67-10.36.1
    * zziplib-debugsource-0.13.67-10.36.1
    * libzzip-0-13-0.13.67-10.36.1
  * SUSE Linux Enterprise Workstation Extension 12 12-SP5 (x86_64)
    * libzzip-0-13-debuginfo-0.13.67-10.36.1
    * libzzip-0-13-0.13.67-10.36.1
    * zziplib-debugsource-0.13.67-10.36.1

## References:

  * https://www.suse.com/security/cve/CVE-2020-18770.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1214577