Vigil@nce - Linux kernel: memory corruption via xdp_umem_reg
June 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Linux, openSUSE Leap, SLES, Ubuntu.
Severity: 1/4.
Consequences: administrator access/rights, privileged
access/rights, denial of service on server.
Provenance: privileged shell.
Confidence: confirmed by the editor (5/5).
Creation date: 10/06/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a memory corruption via xdp_umem_reg() 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-xdp-umem-reg-32510