vulnerability
Red Hat: CVE-2022-22740: CVE-2022-22740 Mozilla: Use-after-free of ChannelEventQueue::mOwner (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Jan 12, 2022 | Jan 14, 2022 | Mar 27, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Jan 12, 2022
Added
Jan 14, 2022
Modified
Mar 27, 2026
Description
Certain network request objects were freed too early when releasing a network request handle. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Solutions
redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource
References
Rapid7 Labs
2026 Global Threat Landscape Report
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