USN-4272-1: Pillow vulnerabilities

06 February 2020

Several security issues were fixed in Pillow.

Releases

Packages

  • pillow - Python Imaging Library

Details

It was discovered that Pillow incorrectly handled certain images.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2019-16865, CVE-2019-19911)

It was discovered that Pillow incorrectly handled certain images.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain TIFF images.
An attacker could possibly use this issue to cause a crash. This issue
only affected Ubuntu 19.10. (CVE-2020-5310)

It was discovered that Pillow incorrectly handled certain SGI images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. This issue only affected Ubuntu 18.04 and Ubuntu 19.10.
(CVE-2020-5311)

It was discovered that Pillow incorrectly handled certain PCX images.
An attackter could possibly use this issue to execute arbitrary code or
cause a crash. (CVE-2020-5312)

It was discovered that Pillow incorrectly handled certain Flip images.
An attacker could possibly use this issue to execute arbitrary code or
cause a crash. (CVE-2020-5313)

Update instructions

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

Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04

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