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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/...




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