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Vigil@nce - libbfd: NULL pointer dereference via debug_get_real_type
January 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
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: 28/12/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via debug_get_real_type() of libbfd, in order to trigger a denial of service.
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