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USN-4430-2: Pillow vulnerabilities

23 July 2020

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



  • pillow - Python Imaging Library


USN-4430-1 fixed vulnerabilities in Pillow. This update provides the
corresponding updates for Ubuntu 20.04 LTS.

Original advisory 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 20.04

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

Related notices

  • USN-4430-1: python3-pil.imagetk, python-pil, python-pil.imagetk, python3-pil, python-imaging, python-pil-doc, pillow
  • USN-4697-2: python3-pil.imagetk, python-imaging-compat, python-pil, python-pil.imagetk, python3-imaging, python3-imaging-sane, python3-sane, python3-imaging-tk, python-imaging-sane, python-sane, python-imaging-doc, python3-pil, python-imaging, python-pil-doc, python-imaging-tk, pillow