CVE-2021-29952: Race Condition

First published: Wed May 05 2021(Updated: )

When Web Render components were destructed, a race condition could have caused undefined behavior, and we presume that with enough effort may have been exploitable to run arbitrary code.

Credit: security@mozilla.org

Affected Software	Affected Version	How to fix
Mozilla Firefox	<88.0.1
Mozilla Firefox	<88.1.3
Mozilla Firefox	<88.0.1	88.0.1
All of
Mozilla Firefox	=88.1.3
Google Android

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

MFSA2021-20

Peer vulnerabilities

(Found alongside the following vulnerabilities)

collector/nvd-index
agent/type
agent/first-publish-date
collector/mozilla-advisory
agent/software-canonical-lookup-request
agent/references
agent/severity
agent/author
agent/description
source/Mozilla
agent/software-canonical-lookup
agent/weakness
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/tags
agent/event
agent/trending
vendor/mozilla
canonical/mozilla firefox
version/mozilla firefox/88.1.3
vendor/google
canonical/google android

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