Vigil@nce - WeeChat: NULL pointer dereference via Message 352 Who
April 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian.
Consequences: denial of service on client.
Provenance: internet server.
Confidence: confirmed by the editor (5/5).
Creation date: 25/03/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via Message 352 Who of WeeChat, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN