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    SubjectLocal DoS on single_open?
    single_open() requires the kernel to kmalloc a buffer which lives until
    the userspace caller closes the file. What prevents a malicious user
    opening the same /proc entry multiple times, allocating lots of kmalloc
    space and causing a local DoS?

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      Last update: 2005-03-22 13:48    [W:0.018 / U:32.888 seconds]
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