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Vulnerability record · CVE-2016-7644 · published 20 February 2017

CVE-2016-7644: Apple iphone os use after free vulnerability

Apple · Iphone Os

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 "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.

7.8 CVSS 3.0 High EPSS 6.8% · top 6.3% CWE-416 · Use after free
7.8CVSS 3.0 base score, v2 9.3
6.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

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 "Kernel" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (use-after-free) via a crafted app.

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/94904 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037469
https://support.apple.com/HT207422 Vendor Advisory
https://support.apple.com/HT207423 Vendor Advisory
https://support.apple.com/HT207487 Vendor Advisory
https://www.exploit-db.com/exploits/40931/
http://www.securityfocus.com/bid/94904 Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1037469
https://support.apple.com/HT207422 Vendor Advisory
https://support.apple.com/HT207423 Vendor Advisory
https://support.apple.com/HT207487 Vendor Advisory
https://www.exploit-db.com/exploits/40931/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-7644), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.