Vigil@nce - Linux kernel: memory corruption via /dev/fdx
March 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
– Impacted products: Linux.
– Severity: 1/4.
– Consequences: administrator access/rights, denial of service on
server.
– Provenance: privileged shell.
– Confidence: confirmed by the editor (5/5).
– Creation date: 11/03/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a memory corruption via /dev/fdx of the
Linux kernel, in order to trigger a denial of service, and
possibly to run code.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Linux-kernel-memory-corruption-via-dev-fdx-34828