Messages in this thread |  | | | From | Keith Owens <> | | Subject | Local DoS on single_open? | | Date | Thu, 11 Sep 2003 14:42:13 +1000 |
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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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