CVE-2016-1819
Use-after-free vulnerability in the IOAccelContext2::clientMemoryForType method in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS…
- 7.8HighCVSS base score
- 4.8%Exploitation in 30 daysEPSS · top 8.0% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Use-after-free vulnerability in the IOAccelContext2::clientMemoryForType method in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app, a different vulnerability than CVE-2016-1817 and CVE-2016-1818.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it. A reference of the record is tagged as an exploit.
Show the exploits2
Exploit-DB1 entry
- Apple Mac OSX Kernel - Use-After-Free Due to Bad Locking in IOAcceleratorFamily2 (Exploit-DB entry) (opens in a new tab)
EDB-ID 39928dos, osxpublished 10 Jun 2016Verified
References tagged exploit1 reference
- 39928 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By apple
- 4 months later
· 4 months later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.8% · top 8.0% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
n/a
- affected n/a
References
13
- https://support.apple.com/HT206567 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 39928 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- APPLE-SA-2016-05-16-4 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://support.apple.com/HT206566 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 90694 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- APPLE-SA-2016-05-16-3 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://support.apple.com/HT206564 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://packetstormsecurity.com/files/137396/OS-X-Kernel-Use-After-Free-From-IOAcceleratorFamily2-Bad-Locking.html (opens in a new tab)x_refsource_MISCx_transferred
- 1035890 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- APPLE-SA-2016-05-16-2 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
- https://bugs.chromium.org/p/project-zero/issues/detail?id=772 (opens in a new tab)x_refsource_MISCx_transferred
- https://support.apple.com/HT206568 (opens in a new tab)x_refsource_CONFIRMx_transferred
- APPLE-SA-2016-05-16-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2016-2914 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-1819)Record last updated .