CVE-2014-0077

high

Description

drivers/vhost/net.c in the Linux kernel before 3.13.10, when mergeable buffers are disabled, does not properly validate packet lengths, which allows guest OS users to cause a denial of service (memory corruption and host OS crash) or possibly gain privileges on the host OS via crafted packets, related to the handle_rx and get_rx_bufs functions.

References

https://github.com/torvalds/linux/commit/d8316f3991d207fe32881a9ac20241be8fa2bad0

https://bugzilla.redhat.com/show_bug.cgi?id=1064440

http://www.securityfocus.com/bid/66678

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.10

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d8316f3991d207fe32881a9ac20241be8fa2bad0

Details

Source: Mitre, NVD

Published: 2014-04-14

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:A/AC:H/Au:S/C:P/I:P/A:C

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High