CVE-2024-4774

CVSS 6.5 MEDIUMEPSS 0.4%CWE-758

The `ShmemCharMapHashEntry()` code was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members. This vulnerability affects Firefox < 126.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Affected products

Mozilla · Firefox

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1886598 https://www.mozilla.org/security/advisories/mfsa2024-21/