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Ubuntu: USN-3687-1 (CVE-2018-12293): WebKitGTK+ vulnerabilities

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Ubuntu: USN-3687-1 (CVE-2018-12293): WebKitGTK+ vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
06/18/2018
Created
07/25/2018
Added
06/27/2018
Modified
03/09/2021

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.

Solution(s)

  • ubuntu-upgrade-libjavascriptcoregtk-4-0-18
  • ubuntu-upgrade-libwebkit2gtk-4-0-37

References

  • USN-3687-1
  • CVE-2018-12293

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