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Vigil@nce - Linux kernel: out-of-bounds memory reading via wcd9335_codec_enable_dec

June 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: Fedora, Linux.
 Severity: 1/4.
 Consequences: data reading, denial of service on server, denial of
service on service.
 Provenance: user shell.
 Confidence: confirmed by the editor (5/5).
 Creation date: 03/06/2019.

DESCRIPTION OF THE VULNERABILITY

An attacker can force a read at an invalid address via
wcd9335_codec_enable_dec() of the Linux kernel, in order to
trigger a denial of service, or to obtain sensitive information.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Linux-kernel-out-of-bounds-memory-reading-via-wcd9335-codec-enable-dec-29448


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