CVE-2018-1118 Linux kernel vhost since version 4.8 does not properly initialize memory in messages passed between virtual guests and…

Description

Linux 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.

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