Vigil@nce - OS-autoinst: denial of service via SIGCHLD Signal
May 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
Severity: 1/4.
Consequences: denial of service on service, denial of service on
client.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 22/04/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a fatal error via SIGCHLD Signal of
OS-autoinst, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/OS-autoinst-denial-of-service-via-SIGCHLD-Signal-35135