The swiotlb functionality in the r8169 driver in drivers/net/r8169.c in the
Linux kernel before 22.214.171.124 allows remote attackers to cause a denial of
service (IOMMU space exhaustion and system crash) by using jumbo frames for
a large amount of network traffic, as demonstrated by a flood ping.
Updated: 2016-01-26 17:34:35 UTC (commit 10507)