CVE-2014-9862: Apple Mac OS X

High severity, CVSS 7.8. EPSS: 6.8% chance of exploitation in the next 30 days.

Integer signedness error in bspatch.c in bspatch in bsdiff, as used in Apple OS X before 10.11.6 and other products, allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted patch file.

Affected products

• Apple Mac OS X: up to and including 10.11.5

Published 2016-07-22. Last modified 2026-06-17.