Linux kernel 2.6.22 < 3.9 elevation of privilege vulnerability (Dirty COW)

Summary A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write COW breakage of private read-only memory mappings. All the information we have so far is included in this page. The bug has existed since around 2.6.22 released in 2007 and was fixed on Oct...