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Ubuntu 22.04: USN-5777-1 Critical: Pillow DoS Security Fix

ubuntu
Calendar Grey December 13, 2022
Dist Ubuntu Esm H88
Security vulnerabilities tackled in Ubuntu patches with essential solutions on January 15, 2023. Ensure your system remains safe and current!
Several security issues were fixed in Pillow.

Summary

Several security issues were fixed in Pillow.

Software Description:

- pillow: Python Imaging Library

Details:

It was discovered that Pillow incorrectly handled the deletion of temporary

files when using a temporary directory that contains spaces. An attacker

could

possibly use this issue to delete arbitrary files. This issue only affected

Ubuntu 20.04 LTS. (CVE-2022-24303)

It was discovered that Pillow incorrectly handled the decompression of

highly

compressed GIF data. An attacker could possibly use this issue to cause

Pillow

to crash, resulting in a denial of service. (CVE-2022-45198)

Topics%20covered

Topics Covered

security advisory security issue DoS Ubuntu pillow

Update Instructions

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

Ubuntu 22.04 LTS:
   python3-pil                     9.0.1-1ubuntu0.1

Ubuntu 20.04 LTS:
   python3-pil                     7.0.0-4ubuntu0.7

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

References

  https://ubuntu.com/security/notices/USN-5777-1

  CVE-2022-24303, CVE-2022-45198

Severity
critical
Lowest
Low
Medium
High
Critical

December 13, 2022

Topics%20covered

Topics Covered

security advisory security issue DoS Ubuntu pillow

Package Information

  https://launchpad.net/ubuntu/+source/pillow/9.0.1-1ubuntu0.1
  https://launchpad.net/ubuntu/+source/pillow/7.0.0-4ubuntu0.7

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