CVE-2022-45409
HIGHFirefox < 107.0 and Firefox ESR < 102.5 - Use-After-Free in Garbage Collector
Title source: llmDescription
The garbage collector could have been aborted in several states and zones and <code>GCRuntime::finishCollection</code> may not have been called, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.
References (4)
Core 4
Core References
Issue Tracking, Permissions Required, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1796901
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-47/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-48/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-49/
Scores
CVSS v3
8.8
EPSS
0.0026
EPSS Percentile
49.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-416
Status
published
Products (3)
mozilla/firefox
< 107.0
mozilla/firefox_esr
< 102.5
mozilla/thunderbird
< 102.5
Published
Dec 22, 2022
Tracked Since
Feb 18, 2026