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.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|
| Grsecurity_kernel_patch | Grsecurity | 1.9.4 (including) | 1.9.4 (including) |
References