CVE-2024-6603

HIGH

Firefox <128 - Memory Corruption

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 7.4
EPSS 0.0034
EPSS Percentile 57.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-823
Status published
Products (3)
mozilla/firefox < 115.13
mozilla/firefox < 128.0
mozilla/thunderbird < 115.13
Published Jul 09, 2024
Tracked Since Feb 18, 2026