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CVE-2021-43538
Published: Dec 8, 2021
Modified: Aug 4, 2024
PUBLISHED
Description
By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Thunderbird | affected unspecified - < 91.4.0 |
Mozilla | Firefox ESR | affected unspecified - < 91.4.0 |
Mozilla | Firefox | affected unspecified - < 95 |
References
https://www.mozilla.org/security/advisories/mfsa2021-53/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2021-54/
x_refsource_MISC
https://www.mozilla.org/security/advisories/mfsa2021-52/
x_refsource_MISC
https://bugzilla.mozilla.org/show_bug.cgi?id=1739091
x_refsource_MISC
DSA-5026
vendor-advisory
x_refsource_DEBIAN
[debian-lts-announce] 20211229 [SECURITY] [DLA 2863-1] firefox-esr security update
mailing-list
x_refsource_MLIST
DSA-5034
vendor-advisory
x_refsource_DEBIAN
[debian-lts-announce] 20220104 [SECURITY] [DLA 2874-1] thunderbird security update
mailing-list
x_refsource_MLIST
GLSA-202202-03
vendor-advisory
x_refsource_GENTOO
GLSA-202208-14
vendor-advisory
x_refsource_GENTOO
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