CVE-2016-4777

Name: CVE-2016-4777
Creator: NVD / NIST
Published: 2016-09-25T11:00:09.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.60%

Last modified Jun 17, 2026

CVE-2016-4777 is a vulnerability of currently unknown severity. The kernel in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (invalid pointer dereference) via a crafted app.. EPSS estimates a 1.60% chance of exploitation in the next 30 days.

Description

The kernel in Apple iOS before 10, OS X before 10.12, tvOS before 10, and watchOS before 3 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (invalid pointer dereference) via a crafted app.

Metrics

EPSS Probability

1.60%

72.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apple	Iphone Os	< 10.0
Apple	Mac Os X	< 10.12.0
Apple	Tvos	< 10.0
Apple	Watchos	< 3.0

References

http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00010.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.htmlMailing List, Vendor Advisory
http://www.securityfocus.com/bid/93054Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036858Third Party Advisory, VDB Entry
https://support.apple.com/HT207141Vendor Advisory
https://support.apple.com/HT207142Vendor Advisory
https://support.apple.com/HT207143Vendor Advisory
https://support.apple.com/HT207170Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00008.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00010.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Sep/msg00011.htmlMailing List, Vendor Advisory
http://www.securityfocus.com/bid/93054Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1036858Third Party Advisory, VDB Entry
https://support.apple.com/HT207141Vendor Advisory
https://support.apple.com/HT207142Vendor Advisory
https://support.apple.com/HT207143Vendor Advisory
https://support.apple.com/HT207170Vendor Advisory

Timeline

Published: Sep 25, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-4777?

How severe is CVE-2016-4777?

Severity scoring for CVE-2016-4777 is pending analysis. The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.

How do I fix CVE-2016-4777?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-4777?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST