Local Privilege Escalation via mmap to /dev/mem or /dev/kmem in grsecurity 1.9.4 for Linux kernel 2.4.18

CVE-2002-1826 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

grsecurity 1.9.4 for Linux kernel 2.4.18 allows local users to bypass read-only permissions by using mmap to directly map /dev/mem or /dev/kmem to kernel memory.

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