=========================================================================Ubuntu Security Notice USN-5777-1
December 13, 2022
pillow vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
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)
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
Package Information:
https://launchpad.net/ubuntu/+source/pillow/9.0.1-1ubuntu0.1
https://launchpad.net/ubuntu/+source/pillow/7.0.0-4ubuntu0.7
