USN-5227-1: Pillow vulnerabilities
13 January 2022
Several security issues were fixed in Pillow.
Releases
Packages
- 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 hang, resulting in a denial
of service. (CVE-2021-23437)
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, resulting in a denial
of service. This issue ony affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and
Ubuntu 21.04. (CVE-2021-34552)
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, resulting in a denial
of service, or possibly execute arbitrary code. (CVE-2022-22815)
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, resulting in a denial
of service. (CVE-2022-22816)
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, resulting in a denial
of service, or possibly execute arbitrary code. (CVE-2022-22817)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10
Ubuntu 21.04
Ubuntu 20.04
Ubuntu 18.04
In general, a standard system update will make all the necessary changes.
Related notices
- USN-5227-2: python3-pil, python-sane, python-imaging-compat, python-imaging-tk, python3-imaging, python-imaging, python-imaging-doc, python3-pil.imagetk, python3-imaging-sane, pillow, python-pil.imagetk, python-pil, python3-sane, python-pil-doc, python-imaging-sane, python3-imaging-tk
- USN-5227-3: python3-pil, python3-pil.imagetk, python-pil.imagetk, pillow, python-pil, python-pil-doc