CVE-2025-4918
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Przepełnienie bufora w obiekcie Promise w JavaScript umożliwia atakującemu odczyt lub zapis danych.
CVSS
9.8
EPSS
9.4%
Exploit
poc
Vendor
mozilla
Opis źródłowy (NVD)
An attacker was able to perform an out-of-bounds read or write on a JavaScript `Promise` object. This vulnerability was fixed in Firefox 138.0.4, Firefox ESR 128.10.1, Firefox ESR 115.23.1, Thunderbird 128.10.2, and Thunderbird 138.0.2.
exploit
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 9.8 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 9.4% |
| Opublikowano (NVD) | 2025-05-17 22:15:19 UTC |
| Ostatnia modyfikacja (NVD) | 2026-09-30 18:10:00 UTC |
Referencje
- https://bugzilla.mozilla.org/show_bug.cgi?id=1966612 ([email protected]) [Permissions Required]
- https://www.mozilla.org/security/advisories/mfsa2025-36/ ([email protected]) [Vendor Advisory]
- https://www.mozilla.org/security/advisories/mfsa2025-37/ ([email protected]) [Vendor Advisory]
- https://www.mozilla.org/security/advisories/mfsa2025-38/ ([email protected]) [Vendor Advisory]
- https://www.mozilla.org/security/advisories/mfsa2025-40/ ([email protected]) [Vendor Advisory]
- https://www.mozilla.org/security/advisories/mfsa2025-41/ ([email protected]) [Vendor Advisory]
- https://lists.debian.org/debian-lts-announce/2025/05/msg00024.html (af854a3a-2127-422b-91ae-364da2661108)
- https://lists.debian.org/debian-lts-announce/2025/05/msg00046.html (af854a3a-2127-422b-91ae-364da2661108)
- https://www.vicarius.io/vsociety/posts/cve-2025-4918-detect-firefox-out-of-bounds-write (af854a3a-2127-422b-91ae-364da2661108) [Exploit, Third Party Advisory]
- https://www.vicarius.io/vsociety/posts/cve-2025-4918-mitigate-firefox-out-of-bounds-write (af854a3a-2127-422b-91ae-364da2661108) [Exploit, Third Party Advisory]