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CVE-2022-45406
CRITICAL · CVSS 9.8
EPSS exploitation probability: 0%
Published 2022-12-22T20:15:42.197 · Last modified 2026-06-17T05:10:00.747

Summary

If an out-of-memory condition occurred when creating a JavaScript global, a JavaScript realm may be deleted while references to it lived on in a BaseShape. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

Affected products

mozilla — firefox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.