On some systems—depending on the graphics settings and...
Moderate severity
Unreviewed
Published
Nov 21, 2023
to the GitHub Advisory Database
•
Updated Nov 30, 2023
Description
Published by the National Vulnerability Database
Nov 21, 2023
Published to the GitHub Advisory Database
Nov 21, 2023
Last updated
Nov 30, 2023
On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox < 115.5, and Thunderbird < 115.5.0.
References