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CVE-2024-4771

High

Description

A memory allocation check was missing which would lead to a use-after-free if the allocation failed. This could have triggered a crash or potentially be leveraged to achieve code execution. This vulnerability affects Firefox < 126.

SeverityHigh
CVSS8.6
Exploit probability—
ProductMozilla Firefox
PublishedMay 14, 2024
First seenMay 14, 2024
Weakness typeCWE-416Use after free

How to fix

Update
  • mozilla firefox126.0 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 126.0126.0

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Choose the product and enter the version you run to see whether it falls in the affected range.

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