An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code via a crafted web site that leverages a getWasmBufferFromValue out-of-bounds read during WebAssembly compilation.
The product reads data past the end, or before the beginning, of the intended buffer.
| Link | Tags |
|---|---|
| https://support.apple.com/HT208850 | vendor advisory |
| https://www.exploit-db.com/exploits/44859/ | third party advisory vdb entry exploit |
| https://bugs.chromium.org/p/project-zero/issues/detail?id=1545 | third party advisory issue tracking exploit |
| https://support.apple.com/HT208853 | vendor advisory |
| https://support.apple.com/HT208851 | vendor advisory |
| https://security.gentoo.org/glsa/201808-04 | third party advisory vendor advisory |
| https://support.apple.com/HT208854 | vendor advisory |
| http://www.securitytracker.com/id/1041029 | third party advisory vdb entry |
| https://usn.ubuntu.com/3687-1/ | third party advisory vendor advisory |
| https://support.apple.com/HT208848 | vendor advisory |
| https://support.apple.com/HT208852 | vendor advisory |