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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.
- Severity: 2/4.
- 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.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/...




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