Description
Cross-site scripting (XSS) vulnerability in the WebKit JavaScript bindings in Apple iOS before 9.3.3 and Safari before 9.1.2 allows remote attackers to inject arbitrary web script or HTML via a crafted HTTP/0.9 response, related to a "cross-protocol cross-site scripting (XPXSS)" vulnerability.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | webkit2gtk | 2.12.5-0ubuntu0.16.04.1 | USN-3079-1 |
| Ubuntu 16.04 LTS | webkitgtk +2 | No fix yet | — |
Advisories 1
- USN-3079-1 webkit2gtk vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
References
- APPLE-SA-2016-07-18-2 vendor-advisory
- 91835 vdb-entry
- https://support.apple.com/HT206900
- 1036343 vdb-entry
- http://packetstormsecurity.com/files/138502/WebKitGTK-SOP-Bypass-Information-Disclosure.html
- 20160825 WebKitGTK+ Security Advisory WSA-2016-0005 mailing-list
- https://support.apple.com/HT206902
- APPLE-SA-2016-07-18-5 vendor-advisory