What is CVE-2016-1865?

CVE-2016-1865 is a medium-severity vulnerability in Apple Iphone OS, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2016-07-22.

How severe is CVE-2016-1865?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2016-1865 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

NULL pointer dereference in Apple Iphone OS

CVE-2016-1865

The kernel in Apple iOS before 9.3.3, OS X before 10.11.6, tvOS before 9.2.2, and watchOS before 2.2.2 allows local users to cause a denial of service (NULL pointer dereference) via unspecified vectors.

Published 2016-07-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 29.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

houjingyi233/macOS-iOS-system-security

References

www.securitytracker.com/id/1036344 (VDB Entry, Third Party Advisory, vdb-entry)
lists.apple.com/archives/security-announce/2016/Jul/msg00003.html (vendor-advisory, Mailing List, Vendor Advisory)
lists.apple.com/archives/security-announce/2016/Jul/msg00002.html (vendor-advisory, Mailing List, Vendor Advisory)
lists.apple.com/archives/security-announce/2016/Jul/msg00001.html (vendor-advisory, Mailing List, Vendor Advisory)
www.securityfocus.com/bid/91828 (VDB Entry, Third Party Advisory, vdb-entry)
lists.apple.com/archives/security-announce/2016/Jul/msg00000.html (vendor-advisory, Mailing List, Vendor Advisory)
support.apple.com/HT206905 (Vendor Advisory)
support.apple.com/HT206903 (Vendor Advisory)
support.apple.com/HT206902 (Vendor Advisory)
support.apple.com/HT206904 (Vendor Advisory)

Frequently asked questions

What is CVE-2016-1865?: CVE-2016-1865 is a medium-severity vulnerability in Apple Iphone OS, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2016-07-22.
How severe is CVE-2016-1865?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2016-1865 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.