The key is the test TST_SEL_RET on line 682. It compares the RPL of the return CS selector (saved on the stack by the original CALL) against the current CPL. If RPL == CPL, the PLA returns 0x000 (continue) and LD_DESCRIPTOR finishes normally -- same-privilege return. If RPL CPL, the caller is returning to a less-privileged ring, so the PLA redirects to 0x686 (RETF_OUTER_LEV) -- the cross-privilege path that must also restore the caller's stack. If RPL
Фото: Konstantin Kokoshkin / Globallookpress.com
,推荐阅读一键获取谷歌浏览器下载获取更多信息
Hypotenuse.ai is a free online tool that can help you create AI content. It's great for beginners because it allows you to create videos, articles, and infographics with ease. The software has a simple and easy-to-use interface that makes it perfect for new people looking for AI content generation.
Дания захотела отказать в убежище украинцам призывного возраста09:44