CVE-2014-4404: in the CISA KEV catalogue
Apple OS X Heap-Based Buffer Overflow Vulnerability. CISA added CVE-2014-4404 to the Known Exploited Vulnerabilities catalogue on 2022-02-10 with a default due date of 2022-08-10. Known ransomware campaign use: Unknown. Forensic triage flag: No.
Heap-based buffer overflow in IOHIDFamily in Apple OS X, which affects, iOS before 8 and Apple TV before 7, allows attackers to execute arbitrary code in a privileged context. (CISA description)
- Vendor / product
- Apple OS X
- CWE
- CWE-119
- CISA required action
- Apply updates per vendor instructions.
- EPSS
- 49%, percentile 98 (scored 2026-11-03)
EPSS puts about 49 in 100 odds (49%) on exploitation activity being observed in the next 30 days. Its score is higher than or equal to that of 98% of scored CVEs. This is a model estimate about exploitation anywhere, not about your environment.
Vendor and reference links (from CISA)
Your own deadline under CISA BOD 26-04 depends on exposure, automatability and technical impact: work it out with the BOD 26-04 calculator.
Frequently asked questions
Is CVE-2014-4404 in the CISA KEV catalogue?
Yes. CISA added CVE-2014-4404 (Apple OS X Heap-Based Buffer Overflow Vulnerability) to the Known Exploited Vulnerabilities catalogue on 2022-02-10. CISA's default due date for it is 2022-08-10.
Is CVE-2014-4404 used in ransomware attacks?
CISA marks known ransomware campaign use as Unknown for CVE-2014-4404. That means CISA lacks confirmation, not that ransomware groups do not use it.
What should I do about CVE-2014-4404?
CISA's required action: Apply updates per vendor instructions.
Sources
- CISA, Known Exploited Vulnerabilities Catalog (accessed 2026-11-03)
- FIRST, Exploit Prediction Scoring System (EPSS) (EPSS by FIRST; scores generated by Empirical Security)
- NVD record for CVE-2014-4404