CVE-2015-3332 Information

Description

A certain backport in the TCP Fast Open implementation for the Linux kernel before 3.18 does not properly maintain a count value which allow local users to cause a denial of service (system crash) via the Fast Open feature as demonstrated by visiting the chrome://flags/enable-tcp-fast-open URL when using certain 3.10.x through 3.16.x kernel builds including longterm-maintenance releases and ckt (aka Canonical Kernel Team) builds.

Reference

http://article.gmane.org/gmane.linux.network/359588 http://www.debian.org/security/2015/dsa-3237 http://www.openwall.com/lists/oss-security/2015/04/14/14 https://bugs.debian.org/782515 https://bugzilla.redhat.com/show_bug.cgi?id=1213951