Actu
Vigil@nce - Linux kernel: memory corruption via drivers/vhost/net.c-get_rx_bufs
March 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, Ubuntu.
Severity: 2/4.
Consequences: administrator access/rights, denial of service on
server.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 28/01/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can trigger a memory
corruption via drivers/vhost/net.c:get_rx_bufs() of the Linux
kernel, in order to trigger a denial of service, and possibly to
run code on the host system.
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