Vigil@nce - Linux kernel: buffer overflow via mpol_parse_str
June 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, Linux, Ubuntu.
Severity: 2/4.
Consequences: administrator access/rights, privileged
access/rights, denial of service on server.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 06/04/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via mpol_parse_str() 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-buffer-overflow-via-mpol-parse-str-31939