CVE-2022-22746: Race Condition
A race condition could have allowed bypassing the fullscreen notification which could have lead to a fullscreen window spoof being unnoticed.<br>This bug only affects Firefox for Windows. Other operating systems are unaffected.. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Other sources
A race condition could have allowed bypassing the fullscreen notification which could have lead to a fullscreen window spoof being unnoticed.This bug only affects Firefox for Windows. Other operating systems are unaffected.
— Mozilla
A race condition could have allowed bypassing the fullscreen notification which could have lead to a fullscreen window spoof being unnoticed.This bug only affects Thunderbird for Windows. Other operating systems are unaffected.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Firefox ESRto a version that resolves this vulnerability.Fixed in 91.5 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 91.5 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 96 - Upgrade
Upgrade
alpine/firefoxto a version that resolves this vulnerability.Fixed in 97.0-r0 - Upgrade
Upgrade
alpine/firefox-esrto a version that resolves this vulnerability.Fixed in 91.5.0-r0 - Upgrade
Upgrade
alpine/librewolfto a version that resolves this vulnerability.Fixed in 97.0-r0 - Upgrade
Upgrade
alpine/thunderbirdto a version that resolves this vulnerability.Fixed in 91.5.0-r0
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2022-22746?
The severity of CVE-2022-22746 is high, with a severity value of 7.
Which operating systems are affected by CVE-2022-22746?
Only Thunderbird for Windows is affected. Other operating systems are unaffected.
How can CVE-2022-22746 be exploited?
CVE-2022-22746 can be exploited through a race condition that allows bypassing the fullscreen notification and spoofing a fullscreen window.
How can I fix CVE-2022-22746?
To fix CVE-2022-22746, update Thunderbird for Windows to version 91.5 or higher.
Where can I find more information about CVE-2022-22746?
You can find more information about CVE-2022-22746 on the Mozilla Bugzilla page (https://bugzilla.mozilla.org/show_bug.cgi?id=1735071) and the Mozilla security advisories (https://www.mozilla.org/en-US/security/advisories/mfsa2022-02/ and https://www.mozilla.org/en-US/security/advisories/mfsa2022-03/).