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Kernel: Write address validation was only checking end of write range
Thanks to yyyyyyy for finding the bug! :^)
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903b159856
Notes:
sideshowbarker
2024-07-19 10:30:42 +09:00
Author: https://github.com/awesomekling Commit: https://github.com/SerenityOS/serenity/commit/903b159856b
@ -2010,7 +2010,7 @@ bool Process::validate_write(void* address, ssize_t size) const
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if (!MM.validate_user_write(*this, last_address))
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if (!MM.validate_user_write(*this, last_address))
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return false;
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return false;
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}
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}
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return MM.validate_user_write(*this, last_address);
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return MM.validate_user_write(*this, first_address);
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}
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}
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pid_t Process::sys$getsid(pid_t pid)
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pid_t Process::sys$getsid(pid_t pid)
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