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Viewing profile — kmfpl

kmfpl

HN member
Joined
Mon, Dec 21, 2020, 1:47 PM UTC
HN karma
28
Public activity
12 items

About kmfpl

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Recent public activity

  1. comment
    Comment #43091236

    Compiler can sometimes inline syscall wrappers, so not that easy to check statically. For the same reason searching for SVC instructions would yield tons of results. If you search …

  2. comment
    Comment #43091154

    You also removed the giant pole stuck up your ass?

  3. comment
    Comment #39916099

    I agree, this looks extremely sketchy. Especially because the code is just writing a fully controlled byte in the buffer and incrementing its index. This would give you a controlle…

  4. story
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  6. comment
    Comment #33495678

    Well, that’s 7 years of major updates with all the security fixes. Moreover, Apple continues to release minor versions for devices that are not supported anymore, in order to fix m…

  7. comment
    Comment #33492834

    This is simply how Apple does things. They provide software support for ~10 years and then they drop it. Is it wrong? I’m not entirely sure. You can call that greedy, but take a fe…

  8. comment
    Comment #26928036

    With lldb you can do that, basically you have the option of running commands when a given breakpoint is hit, so you can just make it place another breakpoint, and it will be placed…

  9. comment
    Comment #26793849

    People in this thread seem very confused about a lot of stuff so I’m going to try and make some clarifications: 1) This is an RCE, so what it does is achieving code execution in th…

  10. comment
    Comment #26793641

    You understand that having W^X protections on any JIT area is fairly useless without a strong CFI model in place right? Any attacker could easily execute a ROP/JOP chain to switch …

  11. comment
    Comment #25500230

    Normally bugs in these types of attacks target daemons that are always connected even if not logged onto iMessage or even if you disable iMessage. Or at least this was the case wit…

  12. comment
    Comment #25494999

    >“Just reboot your phone, and you're good to go” Doesn’t really work like that. First of all, when would you reboot your phone? Once per day? Once per hour? Every five minutes? Reg…