The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Pillow: out-of-bounds memory reading via libImaging/FliDecode.c

Synthesis of the vulnerability 

An attacker can force a read at an invalid address via libImaging/FliDecode.c of Pillow, in order to trigger a denial of service, or to obtain sensitive information.
Impacted software: Debian, Fedora, Solaris, Ubuntu.
Severity of this computer vulnerability: 2/4.
Creation date: 06/07/2020.
Références of this announce: bulletinoct2020, CVE-2020-10177, DLA-2317-1, FEDORA-2020-c52106e48a, FEDORA-2020-d0737711b6, USN-4430-1, USN-4430-2, VIGILANCE-VUL-32704.

Description of the vulnerability 

An attacker can force a read at an invalid address via libImaging/FliDecode.c of Pillow, in order to trigger a denial of service, or to obtain sensitive information.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This cybersecurity note impacts software or systems such as Debian, Fedora, Solaris, Ubuntu.

Our Vigil@nce team determined that the severity of this computer weakness announce is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this cybersecurity vulnerability.

Solutions for this threat 

Debian 9: new pillow packages.
New packages are available:
  Debian 9: pillow 4.0.0-4+deb9u2

Fedora 31: new python-pillow packages.
New packages are available:
  Fedora 31: python-pillow 6.2.2-3.fc31

Fedora 32: new python-pillow packages.
New packages are available:
  Fedora 32: python-pillow 7.0.0-4.fc32

Oracle Solaris: patch for third party software of October 2020 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

Ubuntu: new python-pil packages.
New packages are available:
  Ubuntu 20.04 LTS: python3-pil 7.0.0-4ubuntu0.1
  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
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides computer security patches. The Vigil@nce security watch publishes vulnerability bulletins about threats impacting the information system.