What is CVE-2016-7627?

CVE-2016-7627 is a medium-severity vulnerability in Apple Iphone OS, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2017-02-20.

How severe is CVE-2016-7627?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Apple Iphone OS

CVE-2016-7627

An issue was discovered in certain Apple products. iOS before 10.2 is affected. macOS before 10.12.2 is affected. watchOS before 3.1.3 is affected. The issue involves the "CoreGraphics" component. It allows attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted font.

Published 2017-02-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.014 (71.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

support.apple.com/HT207487 (Vendor Advisory)
support.apple.com/HT207422 (Vendor Advisory)
www.securityfocus.com/bid/94905 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1037469 (vdb-entry)
support.apple.com/HT207423 (Vendor Advisory)

Frequently asked questions

What is CVE-2016-7627?: CVE-2016-7627 is a medium-severity vulnerability in Apple Iphone OS, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2017-02-20.
How severe is CVE-2016-7627?: Medium severity. CVSS v3 base score is 6.5 out of 10.