The IPv4 implementation in the Linux kernel before 3.18.8 does not properly consider the length of the Read-Copy Update (RCU) grace period for redirecting lookups in the absence of caching, which allows remote attackers to cause a denial of service (memory consumption or system crash) via a flood of packets.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1465
Reference (s):
- BID:72435
- URL: http://www.securityfocus.com/bid/72435
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=df4d92549f23e1c037e83323aff58a21b3de7fe0
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.8
- https://bugzilla.redhat.com/show_bug.cgi?id=1183744