CVE-2018-12293
Fixed in a distro release EPSS 10%
The getImageData function in the ImageBufferCairo class in WebCore/platform/graphics/cairo/ImageBufferCairo.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.3 and WPE WebKit prior to version 2.20.1, is vulnerable to a heap-based buffer overflow triggered by an integer overflow, which could be abused by crafted HTML content.
Products: canonical ubuntu_linux, webkitgtk, wpewebkit wpe_webkit
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | webkit2gtk | 2.20.3-1 |
| Debian 13 | webkit2gtk | 2.20.3-1 |
| Debian 14 | webkit2gtk | 2.20.3-1 |
| Ubuntu 16.04 LTS | qtwebkit-opensource-src | no fix |
| Ubuntu 16.04 LTS | qtwebkit-source | no fix |
| Ubuntu 16.04 LTS | webkit2gtk | 2.20.3-0ubuntu0.16.04.1 |
| Ubuntu 16.04 LTS | webkitgtk | no fix |
| Ubuntu 18.04 LTS | qtwebkit-opensource-src | no fix |
| Ubuntu 18.04 LTS | qtwebkit-source | no fix |
| Ubuntu 18.04 LTS | webkit2gtk | 2.20.3-0ubuntu0.18.04.1 |
| Ubuntu 18.04 LTS | webkitgtk | no fix |
| Ubuntu 20.04 LTS | qtwebkit-opensource-src | no fix |
| Ubuntu 22.04 LTS | qtwebkit-opensource-src | no fix |
| Ubuntu 24.04 LTS | qtwebkit-opensource-src | no fix |