Hacker News
- What are Ring 0 and Ring 3 in the context of operating systems? https://stackoverflow.com/questions/18717016/what-are-ring-0-and-ring-3-in-the-context-of-operating-systems 2 comments
Lobsters
- VIA C3 x86 backdoor allows ring 3 code to circumvent protections to read and write ring 0 https://github.com/xoreaxeaxeax/rosenbridge 7 comments hardware , security
- Very strange SIGQUIT when try to switch from ring 0 to ring 3 http://jamesmolloy.co.uk/tutorial_html/10.-User%20Mode.html 9 comments osdev
- VirtualBox leaks host ring 0 SIMD registers into guest ring 3 https://www.phoronix.com/scan.php?page=news_item&px=VirtualBox-Leaky-Host-To-Guest 15 comments netsec
- Ring 3 to Ring 0 to Ring 0? https://www.felixcloutier.com/x86/iret:iretd 2 comments osdev
- Alex Ring 77' | Austin FC [3] - 0 Portland Timbers https://streamable.com/ytmm9q 14 comments soccer
- Hardware backdoors in x86 CPUs - Allows ring 3 code to read and write ring 0 data https://github.com/xoreaxeaxeax/rosenbridge 15 comments linux
- Hardware backdoors in x86 CPUs - Allows ring 3 code to read and write ring 0 data https://github.com/xoreaxeaxeax/rosenbridge 19 comments netsec
- All 8 of Tom Brady's Super Bowls have all come down the final <30 seconds of regulation. He could have 8 rings or 0 if 3-5 of those last chance plays go a different way. https://www.reddit.com/r/nfl/comments/7vg9zy/all_8_of_tom_bradys_super_bowls_have_all_come/ 107 comments nfl