Use After Free in Apple Iphone OS
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 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.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.048 (91.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.048 · newest: 0.048 · change: 0.000
Affected products
Weakness classification (CWE)
References
- support.apple.com/HT206567 (Vendor Advisory)
- www.exploit-db.com/exploits/39928/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- lists.apple.com/archives/security-announce/2016/May/msg00004.html (vendor-advisory, Mailing List, Vendor Advisory)
- support.apple.com/HT206566 (Vendor Advisory)
- www.securityfocus.com/bid/90694 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.apple.com/archives/security-announce/2016/May/msg00003.html (vendor-advisory, Mailing List, Vendor Advisory)
- support.apple.com/HT206564 (Vendor Advisory)
- packetstormsecurity.com/files/137396/OS-X-Kernel-Use-After-Free-From-IOAccelera… (VDB Entry, Third Party Advisory)
- www.securitytracker.com/id/1035890 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.apple.com/archives/security-announce/2016/May/msg00002.html (vendor-advisory, Mailing List, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-1819?
- CVE-2016-1819 is a high-severity vulnerability in Apple Iphone OS, classified under Use After Free. CVSS score: 7.8/10. Published 2016-05-20.
- How severe is CVE-2016-1819?
- High severity. CVSS v3 base score is 7.8 out of 10.