Cybersecurity
DirtyClone: Undetectable Privilege Escalation in the Linux Kernel and Its Implications
The DirtyClone vulnerability (CVE-2026-43503) is a privilege escalation flaw in the Linux kernel allowing local users to gain root access. Part of the DirtyFrag family, it undetectably rewrites executables in memory without leaving disk traces, complicating detection. With a CVSS score of 8.8, it marks the fourth critical Linux kernel vulnerability disclosed in the past six weeks.
Carlos "Emérito" López Lovera