Vulnerability Description
Memory safety bugs present in Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 130, Firefox ESR < 128.2, and Thunderbird < 128.2.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | 129.0 |
| Mozilla | Firefox Esr | 128.1 |
| Mozilla | Thunderbird | 128.1 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1857607%2C1911858%2C1914009Broken Link
- https://www.mozilla.org/security/advisories/mfsa2024-39/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-40/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-43/
FAQ
What is CVE-2024-8387?
CVE-2024-8387 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Memory safety bugs present in Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could ...
How severe is CVE-2024-8387?
CVE-2024-8387 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2024-8387?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird.