---
cve: "CVE-2024-3857"
severity: "HIGH"
cvss: 7.8
epss: "25%"
vendor: "Mozilla"
kev: false
exploited: false
published: "2024-04-16 16:15:08"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T16:47:46+02:00"
---

# CVE-2024-3857

> 7.8 HIGH

## Beschreibung

The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garbage collection. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Gering | warn |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://bugzilla.mozilla.org/show_bug.cgi?id=1886683>
- <https://lists.debian.org/debian-lts-announce/2024/04/msg00012.html>
- <https://lists.debian.org/debian-lts-announce/2024/04/msg00013.html>
- <https://www.mozilla.org/security/advisories/mfsa2024-18/>
- <https://www.mozilla.org/security/advisories/mfsa2024-19/>
- <https://www.mozilla.org/security/advisories/mfsa2024-20/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2024-3857) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_