1. Ubuntu Security Notices
  2. USN-4963-1

USN-4963-1: Pillow vulnerabilities

Publication date

19 May 2021

Overview

Pillow could be made to crash or hang if it opened a specially crafted file.

Releases

Packages

  • pillow - Python Imaging Library

Details

It was discovered that Pillow incorrectly handled certain image files. If a
user or automated system were tricked into opening a specially-crafted
file, a remote attacker could cause Pillow to crash or hand, resulting in a
denial of service.

It was discovered that Pillow incorrectly handled certain image files. If a
user or automated system were tricked into opening a specially-crafted
file, a remote attacker could cause Pillow to crash or hand, resulting in a
denial of service.

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
21.04 hirsute python3-pil –  8.1.2-1ubuntu0.1
20.10 groovy python3-pil –  7.2.0-1ubuntu0.3
20.04 focal python3-pil –  7.0.0-4ubuntu0.4
18.04 bionic python3-pil –  5.1.0-1ubuntu0.6
python-pil –  5.1.0-1ubuntu0.6

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References

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