CVE-2023-6856

Katalog CVE

CVSS 8.8 · High EPSS 20,6%

Kerentanan Out-of-bounds Write pada mozilla firefox, mozilla firefox esr +2 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Rincian

Terbit di NVD

19 Desember 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-787: Out-of-bounds Write

EPSS (30 hari)

20,6% peluang dieksploitasi; lebih tinggi dari 97,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.mozilla.org/security/advisories/mfsa2023-54/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2023-55/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2023-56/ advisory vendor
• https://lists.debian.org/debian-lts-announce/2023/12/msg00020.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/12/msg00021.html mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202401-10 advisory pihak ketiga
• https://www.debian.org/security/2023/dsa-5581 advisory pihak ketiga
• https://www.debian.org/security/2023/dsa-5582 advisory pihak ketiga
• https://bugzilla.mozilla.org/show_bug.cgi?id=1843782 issue tracking · permissions required