1. Ubuntu Security Notices
  2. USN-7107-1

USN-7107-1: zlib vulnerability

Publication date

13 November 2024

Overview

zlib could be made to crash or run programs if it received specially crafted input.

Releases

Packages

  • zlib - Lossless data-compression library

Details

It was discovered that Minizip in zlib incorrectly handled certain zip
header fields. An attacker could possibly use this issue to cause a denial
of service, or execute arbitrary code.

It was discovered that Minizip in zlib incorrectly handled certain zip
header fields. An attacker could possibly use this issue to cause a denial
of service, or execute arbitrary code.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
14.04 trusty lib32z1 –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
lib32z1-dev –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
libx32z1 –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
libx32z1-dev –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
zlib-bin –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
zlib1g –  1:1.2.8.dfsg-1ubuntu1.1+esm3  
zlib1g-dev –  1:1.2.8.dfsg-1ubuntu1.1+esm3  

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References

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