A critical security vulnerability has been found in the Linux kernel memory management code inside the mremap(2) system call due to missing function return value check. This bug is completely unrelated to the mremap bug disclosed on 05-01-2004 except concerning the same internal kernel function code. Versions affected: 2.2 up to 2.2.25, 2.4 up to 2.4.24, 2.6 up to 2.6.2.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/32713/isec-0014-mremap-unmap.txt
Source: https://packetstormsecurity.com/files/32713/isec-0014-mremap-unmap.txt.html