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CVE-2021-24045

Published: Dec 13, 2021

Modified: Aug 3, 2024

PUBLISHED

Description

A type confusion vulnerability could be triggered when resolving the "typeof" unary operator in Facebook Hermes prior to v0.10.0. Note that this is only exploitable if the application using Hermes permits evaluation of untrusted JavaScript. Hence, most React Native applications are not affected.

Vendor	Product	Versions
Facebook	Hermes	unaffected `0.10.0 - < unspecified` affected `unspecified - < 0.10.0`

Weaknesses (CWE)

References

https://www.facebook.com/security/advisories/cve-2021-24045

x_refsource_CONFIRM

https://github.com/facebook/hermes/commit/55e1b2343f4deb1a1b5726cfe1e23b2068217ff2

x_refsource_MISC

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