CVE-2014-0077

NameCVE-2014-0077
Descriptiondrivers/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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)wheezy3.2.78-1fixed
wheezy (security)3.2.96-3fixed
jessie3.16.51-2fixed
jessie (security)3.16.51-3+deb8u1fixed
stretch4.9.65-3fixed
stretch (security)4.9.65-3+deb9u2fixed
buster4.14.7-1fixed
sid4.14.13-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)3.13.10-1medium
linuxsourcewheezy3.2.57-1medium
linux-2.6source(unstable)(not affected)

Notes

- linux-2.6 <not-affected> (Vulnerable code not present)
seems introduced in https://github.com/torvalds/linux/commit/8dd014adfea6f173c1ef6378f7e5e7924866c923
qemu is built with support for vhost_net, module loaded post-wheezy when linux < 3.4 but root:root 0600

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