Mozilla Firefox Vulnerability Could Lead to Use-After-Free Security Risk
CVE-2024-7528

8.8HIGH

Key Information:

Vendor
Mozilla
Status
Firefox
Firefox Esr
Thunderbird
Vendor
CVE Published:
6 August 2024

Summary

A vulnerability in Mozilla's Firefox and Thunderbird arises from improper garbage collection interactions with IndexedDB, leading to potential use-after-free scenarios. This flaw primarily affects previous versions of Firefox and Thunderbird, specifically versions below 129 for Firefox, below 128.1 for Firefox ESR, and below 128.1 for Thunderbird. Exploitation of this vulnerability could allow an attacker to execute arbitrary code, highlighting the importance of updating to the latest version to mitigate potential risks.

Affected Version(s)

Firefox < 129

Firefox ESR < 128.1

Thunderbird < 128.1

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1895951
https://www.mozilla.org/security/advisories/mfsa2024-33/
https://www.mozilla.org/security/advisories/mfsa2024-35/

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jason Kratzer
.