CVE-2015-7891: Samsung Mobile

High severity, CVSS 7.0. EPSS: 0.7% chance of exploitation in the next 30 days.

Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.

Affected products

• Samsung Samsung Mobile: version 5.0 only; version 5.1 only

Published 2017-08-02. Last modified 2026-06-17.