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.
Metrics
CVSS 3.0 8.8/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2018/06/14/1Mailing List, Technical Description
- http://www.securityfocus.com/archive/1/542087/100/0/threaded
- https://bugs.webkit.org/show_bug.cgi?id=186384Permissions Required, Vendor Advisory
- https://security.gentoo.org/glsa/201808-04
- https://trac.webkit.org/changeset/232618Patch, Third Party Advisory, Vendor Advisory
- https://usn.ubuntu.com/3687-1/Third Party Advisory
- https://www.exploit-db.com/exploits/45205/
- http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2018/06/14/1Mailing List, Technical Description
- http://www.securityfocus.com/archive/1/542087/100/0/threaded
- https://bugs.webkit.org/show_bug.cgi?id=186384Permissions Required, Vendor Advisory
- https://security.gentoo.org/glsa/201808-04
- https://trac.webkit.org/changeset/232618Patch, Third Party Advisory, Vendor Advisory
- https://usn.ubuntu.com/3687-1/Third Party Advisory
- https://www.exploit-db.com/exploits/45205/
Timeline
- Published
- Jun 19, 2018
- Last modified
- Jun 17, 2026
- NVD status
- Modified