Netsniff-Ng - A Swiss Army Knife For Your Daily Linux Network Plumbing

netsniff-ng is a free Linux networking toolkit, a Swiss army knife for your daily Linux network plumbing if you will. Its gain of performance is reached by zero-copy mechanisms, so that on packet reception and transmission the kernel does not need to copy packets from kernel space to user space a...

Facebook Open Sources Fizz — TLS 1.3 Library For Speed and Security

Facebook has open sourced Fizz—a library designed to help developers implement TLS 1.3 protocol with all recommended security and performance related configurations. Since late last month, Google Chrome web browser has started marking all non-HTTPS websites as 'Not Secure' in an effort to make th...

kernel: net: potential information leak when ubuf backed skbs are skb_zerocopy()ied

Use-after-free vulnerability in the nfqnlzcopy function in net/netfilter/nfnetlinkqueuecore.c in the Linux kernel through 3.13.6 allows attackers to obtain sensitive information from kernel memory by leveraging the absence of a certain orphaning operation. NOTE: the affected code was moved to the...