💥 Introducing "Dirty Frag"
A universal Linux LPE chaining two vulns in xfrm-ESP and RxRPC. A successor class to Dirty Pipe & Copy Fail.
No race, no panic on failure, fully deterministic. ~9 years latent.
Ubuntu / RHEL / Fedora / openSUSE / CentOS / AlmaLinux, and more.
Even if you've applied the "Copy Fail" mitigation, your Linux is still vulnerable to "Dirty Frag". Apply the Dirty Frag mitigation.
Details:
https://t.co/9nqku4svkY
There's still a load of potential for further research and discoveries in HTTP request smuggling. This massive-impact finding from @deadvolvo exploiting Akamai/F5 is a great example:
https://t.co/YHkP4fHoo8