1. Ubuntu Security Notices
  2. USN-6078-2

USN-6078-2: libwebp vulnerability

Publication date

18 July 2023

Overview

libwebp could be made to crash or run programs as your login if it opened a specially crafted file.

Releases

Packages

  • libwebp - Lossy compression of digital photographic images.

Details

USN-6078-1 fixed a vulnerability in libwebp. This update
provides the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

Irvan Kurniawan discovered that libwebp incorrectly handled certain memory
operations. If a user or automated system were tricked into opening a
specially crafted image file, a remote attacker could use this issue to
cause libwebp to crash, resulting in a denial of service, or possibly
execute arbitrary code.

USN-6078-1 fixed a vulnerability in libwebp. This update
provides the corresponding update for Ubuntu 16.04 LTS.

Original advisory details:

Irvan Kurniawan discovered that libwebp incorrectly handled certain memory
operations. If a user or automated system were tricked into opening a
specially crafted image file, a remote attacker could use this issue to
cause libwebp to crash, resulting in a denial of service, or possibly
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
16.04 xenial libwebp5 –  0.4.4-1ubuntu0.1~esm2  
libwebpdemux1 –  0.4.4-1ubuntu0.1~esm2  
libwebpmux1 –  0.4.4-1ubuntu0.1~esm2  

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References

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