CVE-2018-12293
8.8
HIGH
CVSS 3.1
EPSS 39.0%
Description
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.
How to fix CVE-2018-12293
To remediate CVE-2018-12293, upgrade the affected package to a fixed version below.
- Debian/webkit2gtk—upgrade to 2.20.3-1 or later
Is CVE-2018-12293 being exploited?
Moderate — EPSS is 39.0%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 2.20.3-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |