CVE-2014-0077

Severity: medium (CVSS 5.5 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-04-14 · updated 2026-06-17
Weakness: CWE-787

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.

Affected products

Linux kernel: before 3.13.10 — fixed in 3.13.10

How to fix

Upgrade to a fixed version: Linux kernel 3.13.10. Check the vendor advisory for mitigations.

References

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

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