Vigil@nce - Linux kernel: NULL pointer dereference via drm_load_edid_firmware
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: user account.
– 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
drm_load_edid_firmware() of the Linux kernel, in order to trigger
a denial of service.
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