CVE-2016-1721

Name: CVE-2016-1721
Creator: NVD / NIST
Published: 2016-02-01T11:59:05.073+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.04%

Last modified Jun 17, 2026

CVE-2016-1721 is a vulnerability of currently unknown severity. The kernel in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

The kernel in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors.

Metrics

EPSS Probability

1.04%

59.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Apple	Iphone Os	< 9.2.1
Apple	Mac Os X	< 10.11.3
Apple	Tvos	< 9.1.1
Apple	Watchos	< 2.2

References

http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.htmlMailing List, Vendor Advisory
http://packetstormsecurity.com/files/135444/iOS-OS-X-Kernel-Uninitialized-Variable-Code-Execution.htmlThird Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034736Third Party Advisory, VDB Entry
https://code.google.com/p/google-security-research/issues/detail?id=618Exploit, Third Party Advisory
https://support.apple.com/HT205729Vendor Advisory
https://support.apple.com/HT205731Vendor Advisory
https://support.apple.com/HT205732Vendor Advisory
https://support.apple.com/HT206168Vendor Advisory
https://www.exploit-db.com/exploits/39358/Exploit, Third Party Advisory, VDB Entry
http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00003.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Jan/msg00005.htmlMailing List, Vendor Advisory
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.htmlMailing List, Vendor Advisory
http://packetstormsecurity.com/files/135444/iOS-OS-X-Kernel-Uninitialized-Variable-Code-Execution.htmlThird Party Advisory, VDB Entry
http://www.securitytracker.com/id/1034736Third Party Advisory, VDB Entry
https://code.google.com/p/google-security-research/issues/detail?id=618Exploit, Third Party Advisory
https://support.apple.com/HT205729Vendor Advisory
https://support.apple.com/HT205731Vendor Advisory
https://support.apple.com/HT205732Vendor Advisory
https://support.apple.com/HT206168Vendor Advisory
https://www.exploit-db.com/exploits/39358/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Feb 1, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-1721?

The kernel in Apple iOS before 9.2.1, OS X before 10.11.3, and tvOS before 9.1.1 allows local users to gain privileges or cause a denial of service (memory corruption) via unspecified vectors.

How severe is CVE-2016-1721?

Severity scoring for CVE-2016-1721 is pending analysis. The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2016-1721?

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-2016-1721?

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

Scan your code now

Source: NVD / NIST