CVE-2018-1118

NameCVE-2018-1118
DescriptionLinux kernel vhost since version 4.8 does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.
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 severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.51-2fixed
jessie (security)3.16.56-1+deb8u1fixed
stretch4.9.82-1+deb9u3vulnerable
stretch (security)4.9.88-1+deb9u1vulnerable
buster4.16.12-1vulnerable
sid4.16.16-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)(unfixed)low
linuxsourcejessie(not affected)
linuxsourcewheezy(not affected)

Notes

[jessie] - linux <not-affected> (Vulnerable code not present)
[wheezy] - linux <not-affected> (Vulnerable code not present)
https://lkml.org/lkml/2018/4/27/833
Fixed by: https://git.kernel.org/linus/670ae9caaca467ea1bfd325cb2a5c98ba87f94ad

Search for package or bug name: Reporting problems