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    SubjectRe: [PATCH] kernel: make /proc/kallsyms mode 400 to reduce ease of attacking
    On 11/04/2010 11:09 AM, Marcus Meissner wrote:
    > Making /proc/kallsyms readable only for root makes it harder
    > for attackers to write generic kernel exploits by removing
    > one source of knowledge where things are in the kernel.
    > Signed-off-by: Marcus Meissner <>

    I can't recall needing /proc/kallsyms when I wasn't root, so unless
    there's a compelling use case.

    Acked-by: Tejun Heo <>



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