CVE-2017-1000121
Critical
Description
The UNIX IPC layer in WebKit, including WebKitGTK+ prior to 2.16.3, does not properly validate message size metadata, allowing a compromised secondary process to trigger an integer overflow and subsequent buffer overflow in the UI process. This vulnerability does not affect Apple products.
SeverityCritical
CVSS9.8
Exploit probability—
ProductWebkitgtk\+
PublishedNov 1, 2017
First seenNov 1, 2017
How to fix
Update
- webkitgtk webkitgtk\+2.16.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| webkitgtk webkitgtk\+ | v < 2.16.3 | 2.16.3 |
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