Copy Fail and DirtyFrag: Linux Page Cache Bugs in the Wild
MentionsLinux kernel
This research analyzes the Linux kernel privilege escalation vulnerabilities Copy Fail and DirtyFrag, which exploit subtle page cache corruption bugs to create reliable paths to root access. Additionally, Elastic Security Labs is releasing detection logic for these vulnerabilities.
Summary from Elastic Security Labs.
Explained
The technology and terms in this story. Learn more
- TechnologyLinux kernelThe core of Linux and Android: it controls hardware, memory and what every program is allowed to do.
- AttackPrivilege escalationGoing from limited access to more powerful access, such as from a normal user to administrator.
- ConceptExploitCode or a technique that turns a software flaw into something an attacker can actually use.
