8.8

CVE-2025-4919

Medienbericht

Out-of-bounds access when optimizing linear sums

An attacker was able to perform an out-of-bounds read or write on a JavaScript object by confusing array index sizes. 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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox SwEditionesr Version < 115.23.1
Mozilla ≫ Firefox SwEdition- Version < 138.0.4
Mozilla ≫ Firefox SwEditionesr Version >= 116.0 < 128.10.1
Mozilla ≫ Thunderbird Version < 128.10.2
Mozilla ≫ Thunderbird SwEdition- Version >= 138.0 < 138.0.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 6.23% 0.927
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
134c704f-9b21-4f2e-91b3-4a467353bcc0 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

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VulnDex Intel
Media Report
09.08.2025 11:36
https://www.mozilla.org/security/advisories/mfsa2025-38/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1966614
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-36/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-37/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-40/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-41/
Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/05/msg00024.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00046.html