Vigil@nce - OpenJPEG: out-of-bounds memory reading via opj_j2k_update_image_data
October 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
– Impacted products: 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: 19/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a read at an invalid address via
opj_j2k_update_image_data() of OpenJPEG, in order to trigger a
denial of service, or to obtain sensitive information.
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