Vigil@nce - Linux kernel: NULL pointer dereference via EFI
June 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: Fedora, Linux.
– Severity: 1/4.
– Consequences: denial of service on server, denial of service on
client.
– Provenance: privileged shell.
– Confidence: confirmed by the editor (5/5).
– Creation date: 28/05/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via EFI of
the Linux kernel, in order to trigger a denial of service.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Linux-kernel-NULL-pointer-dereference-via-EFI-29423