Vigil@nce - MariaDB Connector/C: use after free via client_mpvio_read_packet
October 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora, MariaDB precise, openSUSE Leap.
Consequences: user access/rights, denial of service on service, denial of service on client.
Provenance: intranet client.
Confidence: confirmed by the editor (5/5).
Creation date: 19/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force the usage of a freed memory area via client_mpvio_read_packet() of MariaDB Connector/C, in order to trigger a denial of service, and possibly to run code.
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