CVE-2021-4327: serenityos

csirt@kutim:~/threat-intel/cve/CVE-2021-4327

CVSS 9.8 · Critical EPSS 0,93%

Kerentanan Integer Overflow or Wraparound pada serenityos. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A vulnerability was found in SerenityOS. It has been rated as critical. Affected by this issue is the function initialize_typed_array_from_array_buffer in the library Userland/Libraries/LibJS/Runtime/TypedArray.cpp. The manipulation leads to integer overflow. The exploit has been disclosed to the public and may be used. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The patch is identified as f6c6047e49f1517778f5565681fb64750b14bf60. It is recommended to apply a patch to fix this issue. VDB-222074 is the identifier assigned to this vulnerability.

Rincian

Terbit di NVD: 1 Maret 2023
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-190: Integer Overflow or Wraparound
EPSS (30 hari): 0,93% peluang dieksploitasi; lebih tinggi dari 59,7% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
serenityos	serenityos	Semua versi sebelum 2021-01-27

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://github.com/SerenityOS/serenity/commit/f6c6047e49f1517778f5565681fb64750b14bf60 patch
https://devcraft.io/2021/02/11/serenityos-writing-a-full-chain-exploit.html exploit · advisory pihak ketiga
https://vuldb.com/?ctiid.222074 permissions required · advisory pihak ketiga
https://vuldb.com/?id.222074 permissions required · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.