Vigil@nce - libiberty: NULL pointer dereference via work_stuff_copy_to_from
August 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: RHEL.
Severity: 1/4.
Consequences: denial of service on service, denial of service on
client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 06/08/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via
work_stuff_copy_to_from() of libiberty, in order to trigger a
denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN