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.
                
            Metrics
Affected Vendors & Products
Advisories
    | Source | ID | Title | 
|---|---|---|
|  Debian DSA | DSA-5727-1 | firefox-esr security update | 
|  Debian DSA | DSA-5733-1 | thunderbird security update | 
|  Ubuntu USN | USN-6890-1 | Firefox vulnerabilities | 
|  Ubuntu USN | USN-6903-1 | Thunderbird vulnerabilities | 
Fixes
    Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
        History
                    Thu, 30 Oct 2025 17:15:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| First Time appeared | Mozilla firefox Esr | |
| CPEs | cpe:2.3:a:mozilla:firefox:-:*:*:*:*:*:*:* cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* | |
| Vendors & Products | Mozilla firefox Esr | |
| Metrics | ssvc 
 | 
Thu, 30 Oct 2025 16:30:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| Title | Mozilla: Memory corruption in thread creation | Memory corruption in thread creation | 
Fri, 04 Apr 2025 15:00:00 +0000
| Type | Values Removed | Values Added | 
|---|---|---|
| First Time appeared | Mozilla Mozilla firefox Mozilla thunderbird | |
| CPEs | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | |
| Vendors & Products | Mozilla Mozilla firefox Mozilla thunderbird | 
 MITRE
                        MITRE
                    Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2025-10-30T16:14:59.829Z
Reserved: 2024-07-09T14:12:56.417Z
Link: CVE-2024-6603
 Vulnrichment
                        Vulnrichment
                    Updated: 2024-08-01T21:41:04.040Z
 NVD
                        NVD
                    Status : Analyzed
Published: 2024-07-09T15:15:12.533
Modified: 2025-04-04T14:43:16.317
Link: CVE-2024-6603
 Redhat
                        Redhat
                     OpenCVE Enrichment
                        OpenCVE Enrichment
                    No data.