Vigil@nce - tcpflow: out-of-bounds memory reading via setbit
May 2019 by Vigil@nce
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora, Ubuntu.
Severity: 2/4.
Consequences: data reading, denial of service on service.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 22/03/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a read at an invalid address via setbit() of tcpflow, in order to trigger a denial of service, or to obtain sensitive information.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/tcpflow-out-of-bounds-memory-reading-via-setbit-28807