Vigil@nce - ImageMagick: out-of-bounds memory reading via WritePNGImage
March 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, Fedora, openSUSE Leap, SUSE Linux
Enterprise Desktop, SLES.
Severity: 2/4.
Consequences: data reading, denial of service on service, denial
of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 30/12/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a read at an invalid address via
WritePNGImage() of ImageMagick, in order to trigger a denial of
service, or to obtain sensitive information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/ImageMagick-out-of-bounds-memory-reading-via-WritePNGImage-31238