WebKit, as used in Apple iOS before 9.2.1 and Safari before 9.0.3, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2016-1723 and CVE-2016-1726.
http://lists.apple.com/archives/security-announce/2016/Jan/msg00002.html
http://lists.apple.com/archives/security-announce/2016/Jan/msg00004.html
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.html
http://packetstormsecurity.com/files/136227/WebKitGTK-Memory-Corruption-Denial-Of-Service.html
http://www.securityfocus.com/archive/1/537771/100/0/threaded
http://www.securityfocus.com/bid/81263
http://www.securitytracker.com/id/1034737
https://security.gentoo.org/glsa/201706-15
https://support.apple.com/HT205730
Source: MITRE
Published: 2016-02-01
Updated: 2018-10-09
Type: CWE-119
Base Score: 9.3
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 8.6
Severity: HIGH
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH