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Vigil@nce - Qt: out-of-bounds memory reading via read_xbm_body

October 2020 by Vigil@nce

This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerabilities-watch-and-alert

SYNTHESIS OF THE VULNERABILITY

Impacted products: Debian, Fedora, openSUSE Leap, Solaris, SUSE
Linux Enterprise Desktop, SLES.

Severity: 2/4.

Consequences: data reading, denial of service on client.

Provenance: document.

Confidence: confirmed by the editor (5/5).

Creation date: 17/08/2020.

DESCRIPTION OF THE VULNERABILITY

An attacker can force a read at an invalid address via
read_xbm_body() of Qt, in order to trigger a denial of service, or
to obtain sensitive information.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Qt-out-of-bounds-memory-reading-via-read-xbm-body-33087


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