Items tagged with dirty cow

In late October, we were all alerted to the existence of the Dirty COW exploit, which has been lurking in the Linux kernel ever since 2007. Dirty COW gets its name from the fact that the exploit takes advantage of the Linux copy-on-write (COW) function. At its core, Dirty COW is a privilege escalation exploit that has some pretty serious consequences for Linux-based operating systems, including Android. The exploit could allow an attacker to gain root access to just about any Android device (under nearly perfect conditions). “The problem comes down to the fact that there was a logic error in the Linux kernel that said you could exercise a race condition so that before the kernel separates... Read more...