CVE-2021-4148

Katalog CVE

CVSS 5.5 · Medium EPSS 0,31%

Kerentanan Improper Validation of Integrity Check Value pada linux kernel, fedoraproject fedora. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem.

Rincian

Terbit di NVD

23 Maret 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-354: Improper Validation of Integrity Check Value

EPSS (30 hari)

0,31% peluang dieksploitasi; lebih tinggi dari 21,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://lkml.org/lkml/2021/9/12/323 exploit · mailing list · patch · advisory pihak ketiga
• https://lkml.org/lkml/2021/9/17/1037 exploit · mailing list · patch · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=2026487 issue tracking · advisory pihak ketiga