Thursday, May 20, 2021

Ubuntu Security Notice USN-4963-1

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Ubuntu Security Notice USN-4963-1
May 19, 2021

pillow vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

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

Software Description:
- 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.

Update instructions:

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

Ubuntu 21.04:
python3-pil 8.1.2-1ubuntu0.1

Ubuntu 20.10:
python3-pil 7.2.0-1ubuntu0.3

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

Ubuntu 18.04 LTS:
python-pil 5.1.0-1ubuntu0.6
python3-pil 5.1.0-1ubuntu0.6

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

References:
https://ubuntu.com/security/notices/USN-4963-1
CVE-2021-25287, CVE-2021-25288, CVE-2021-28675, CVE-2021-28676,
CVE-2021-28677, CVE-2021-28678

Package Information:
https://launchpad.net/ubuntu/+source/pillow/8.1.2-1ubuntu0.1
https://launchpad.net/ubuntu/+source/pillow/7.2.0-1ubuntu0.3
https://launchpad.net/ubuntu/+source/pillow/7.0.0-4ubuntu0.4
https://launchpad.net/ubuntu/+source/pillow/5.1.0-1ubuntu0.6
 

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Thanks for everything Templateism - You should have written the code a little more complicated