Vigil@nce - LibTIFF: NULL pointer dereference via TIFFRewriteDirectory
January 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
Impacted products: LibTIFF, openSUSE Leap, SUSE Linux Enterprise
Desktop, SLES.
Severity: 2/4.
Consequences: denial of service on service, denial of service on
client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 13/11/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via
TIFFRewriteDirectory() of LibTIFF, in order to trigger a denial of
service.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/LibTIFF-NULL-pointer-dereference-via-TIFFRewriteDirectory-27764