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When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free. This occurs because the function APZCTreeManager::ComputeClippedCompositionBounds did not follow iterator invalidation rules. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
Metrics
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*cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* versions up to (excluding) 81.0
*cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* versions up to (excluding) 78.3
*cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* versions up to (excluding) 78.3
Added
CVSS V2
NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Added
CVSS V2 Metadata
Victim must voluntarily interact with attack mechanism
Added
CVSS V3.1
NIST AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Added
CWE
NIST CWE-416
Changed
Reference Type
https://bugzilla.mozilla.org/show_bug.cgi?id=1660211 No Types Assigned