Buffer overflow in Mozilla Firefox
CVE-2024-3864
Memory safety bug present in Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (54.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mozilla Firefox — versions unspecified
- Mozilla Firefox Esr — versions unspecified
- Mozilla Thunderbird — versions unspecified
- Debian Debian_linux — versions 10.0
Weakness classification (CWE)
References
- security@mozilla.org (Exploit, Issue Tracking, Vendor Advisory)
- security@mozilla.org (Mailing List)
- security@mozilla.org (Mailing List)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
Frequently asked questions
- What is CVE-2024-3864?
- CVE-2024-3864 is a high-severity vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.1/10. Published 2024-04-16.
- How severe is CVE-2024-3864?
- High severity. CVSS v3 base score is 8.1 out of 10.