Buffer overflow in Webkitgtk Webkitgtk\+
CVE-2018-12293
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…
Vulnerability class: Integer Overflow
EPSS: 0.105 (95.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Webkitgtk Webkitgtk\+
- Wpewebkit Wpe_webkit
- Canonical Ubuntu_linux — versions 16.04, 17.10, 18.04
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Permissions Required, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, Technical Description, x_refsource_MLIST, Mailing List)
Frequently asked questions
- What is CVE-2018-12293?
- CVE-2018-12293 is a high-severity vulnerability in Webkitgtk Webkitgtk\+, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2018-06-19.
- How severe is CVE-2018-12293?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-12293 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.