Exploit/Advisories

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Ubuntu Security Notice USN-4430-1
July 22, 2020

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Pillow could be made to crash 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
image file, a remote attacker could possibly cause Pillow to crash,
resulting in a denial of service.

Update instructions:

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

Ubuntu 18.04 LTS:
python-pil 5.1.0-1ubuntu0.3
python3-pil 5.1.0-1ubuntu0.3

Ubuntu 16.04 LTS:
python-pil 3.1.2-0ubuntu1.4
python3-pil 3.1.2-0ubuntu1.4

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

References:
https://usn.ubuntu.com/4430-1
CVE-2020-10177, CVE-2020-10378, CVE-2020-10994, CVE-2020-11538

Package Information:
https://launchpad.net/ubuntu/+source/pillow/5.1.0-1ubuntu0.3
https://launchpad.net/ubuntu/+source/pillow/3.1.2-0ubuntu1.4

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