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CVE-2015-7872

Description

The key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 4.2.6 allows local users to cause a denial of service (OOPS) via crafted keyctl commands.

POC

Reference

- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html

- http://www.ubuntu.com/usn/USN-2843-2

- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05068676

Github

- https://github.com/Live-Hack-CVE/CVE-2015-7872

- https://github.com/RedHatSatellite/satellite-host-cve

- https://github.com/kn0630/vulssimulator_ds