Vigil@nce - Xpdf: out-of-bounds memory reading via FlateStream-getChar
December 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-watch-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
Severity: 2/4.
Consequences: data reading, denial of service on client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 28/10/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a read at an invalid address via
FlateStream::getChar() of Xpdf, in order to trigger a denial of
service, or to obtain sensitive information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Xpdf-out-of-bounds-memory-reading-via-FlateStream-getChar-30729