In canvas rendering, a compromised content process could have caused a surface to change unexpectedly, leading to a memory leak of a privileged process. This memory leak could be used to effect a sandbox escape if the correct data was leaked. This vulnerability affects Firefox < 118.
{
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"binary_version": "118.0.1+build1-0ubuntu0.20.04.1",
"binary_name": "firefox"
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{
"binary_version": "118.0.1+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-dev"
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{
"binary_version": "118.0.1+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-geckodriver"
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{
"binary_version": "118.0.1+build1-0ubuntu0.20.04.1",
"binary_name": "firefox-mozsymbols"
}
],
"availability": "No subscription required"
}