Input validation error in Linux kernel - CVE-2014-0077
Published: April 15, 2014 / Updated: August 10, 2020
Vulnerability identifier: #VU41816
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:H/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-0077
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote #AU# to #BASIC_IMPACT#.
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.
How to mitigate CVE-2014-0077
Install update from vendor's website.
Sources
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d8316f3991d207fe32881a9ac20241be8fa2bad0
- http://secunia.com/advisories/59386
- http://secunia.com/advisories/59599
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.10
- http://www.securityfocus.com/bid/66678
- https://bugzilla.redhat.com/show_bug.cgi?id=1064440
- https://github.com/torvalds/linux/commit/d8316f3991d207fe32881a9ac20241be8fa2bad0