Dirty Frag vulnerabilities modify the page cache to achieve root access on any Linux distributions.
Two vulnerabilities have been identified in the Linux kernel, similar in nature to the Copy Fail vulnerability disclosed a few days ago, but manifesting in different subsystems — xfrm-ESP and RxRPC. The series of vulnerabilities has been given the code name Dirty Frag (also referred to as Copy Fail 2). The vulnerabilities allow an unprivileged user to gain root privileges by overwriting process data in the page cache. An exploit is available that works […]
