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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/...




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