WebKitGTK through 2.26.4 and WPE WebKit through 2.26.4 (which are the versions right before 2.28.0) contains a memory corruption issue (use-after-free) that may lead to arbitrary code execution. This issue has been fixed in 2.28.0 with improved memory handling.
| Software | From | Fixed in |
|---|---|---|
| webkitgtk / webkitgtk | - | 2.28.0 |
| wpewebkit / wpe_webkit | - | 2.28.0 |
| fedoraproject / fedora | 30 | 30.x |
| fedoraproject / fedora | 31 | 31.x |
| debian / debian_linux | 10.0 | 10.0.x |
| canonical / ubuntu_linux | 18.04 | 18.04.x |
| canonical / ubuntu_linux | 19.10 | 19.10.x |
| opensuse / leap | 15.1 | 15.1.x |