Vigil@nce - Linux kernel: buffer overflow via mwifiex_process_country_ie
January 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian, Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Consequences: administrator access/rights, denial of service on server.
Provenance: radio connection.
Confidence: confirmed by the editor (5/5).
Creation date: 22/11/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can trigger a buffer overflow via mwifiex_process_country_ie() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
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