CVE-2024-6603

High

Description

In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.

SeverityHigh
CVSS7.4
Exploit probability—
ProductMozilla Firefox
PublishedJul 9, 2024
First seenJul 9, 2024
Weakness typeCWE-823CWE-823

How to fix

Update
  • mozilla firefox115.13, 128.0 or later
  • mozilla thunderbird115.13, 128.0 or later

Affected products

ProductAffected versionsFixed in
mozilla firefoxv < 115.13, v < 128.0115.13, 128.0
mozilla thunderbirdv < 115.13, 116.0 ≤ v < 128.0115.13, 128.0

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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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