Sebastian Österlund
@sirmc
Offensive Security Researcher @Intel @STORMTeamIntel. Previously @vu5ec
ID: 17442500
http://osterlund.xyz 17-11-2008 14:48:58
385 Tweet
567 Followers
321 Following
#ProjectCircuitBreaker x LiveOverflow 🔴? Oh, what a treat! Check out this new video on cutting-edge tips to discovering #vulnerabilities in #Intel CPUs: intel.ly/3zQn7Ej & info on Project Circuit Breaker: intel.ly/3AfQCkh
#tbt to LiveOverflow 🔴's partnership with #ProjectCircuitBreaker on discovering vulnerabilities in Intel CPUs. Check it out here: youtu.be/x_R1DeZxGc0
I forgot to tweet out my last video on finding bugs in CPUs 😱 It’s one of my all time favorite videos and I’m very proud of it! A lot of effort went into researching and making the video. Thanks again Sebastian Österlund and Intel Security for making it happen 🥰 youtube.com/watch?v=x_R1De…
How I started chasing speculative type confusion bugs in the kernel and ended up with 'real' ones Jakob Koschel gave a talk at the Linux Plumbers Conference 2024 conference about the tool for discovering speculative type confusion bugs in the Linux kernel. Video: youtu.be/KkOdMwZRpYY?t=… [1/2]
My Talk "How I started chasing speculative type confusion bugs in the kernel and ended up with 'real' ones " Linux Plumbers Conference 2024 is now uploaded on YT (youtube.com/watch?v=LigVc7…). You can check it out if you missed it ;)
Disclosing CHOP, aka how attackers can bypass commodity return address protections such as stack cookies by hijacking the exception handling process. Paper to appear NDSS Symposium: download.vusec.net/papers/chop_nd…. Joint work by Duta Victor Fabian Freyer Fabio Pagani nSinus-R (@[email protected]) Cristiano Giuffrida
Our uncontained paper USENIX Security is online! Find out how the Linux kernel is the "container of" several type confusion bugs, detected by our sanitizer & static analyzer. Joint work by Jakob Koschel Pietro Borrello Daniele Cono D'Elia Herbert Bos Cristiano Giuffrida: vusec.net/projects/uncon…
Our Quarantine RAID Conference paper is online! Quarantine enforces strict CPU core-based isolation to mitigate transient execution attacks vs. cloud VMs. Joint work by Mathé Hertogh Manuel Wiesinger Sebastian Österlund nSinus-R (@[email protected]) Nadav Amit Herbert Bos Cristiano Giuffrida: download.vusec.net/papers/quarant…
Happy to report that our InSpectreGadget paper won a Distinguished Paper award at USENIX Security: download.vusec.net/papers/inspect… VUSec Sander Wiebing alvise Cristiano Giuffrida Here is Sander Wiebing presenting the paper: