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CVE-2015-8539

Description

The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.

POC

Reference

- https://usn.ubuntu.com/3798-1/

- https://usn.ubuntu.com/3798-2/

Github

No PoCs found on GitHub currently.