CVE-2025-21898

Katalog CVE

CVSS 5.5 · Medium EPSS 0,23%

Kerentanan Divide By Zero pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: ftrace: Avoid potential division by zero in function_stat_show() Check whether denominator expression x * (x - 1) * 1000 mod {2^32, 2^64} produce zero and skip stddev computation in that case. For now don't care about rec->counter * rec->counter overflow because rec->time * rec->time overflow will likely happen earlier.

Rincian

Terbit di NVD

1 April 2025

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-369: Divide By Zero

EPSS (30 hari)

0,23% peluang dieksploitasi; lebih tinggi dari 12,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/3d738b53ed6cddb68e68c9874520a4bf846163b5 patch
• https://git.kernel.org/stable/c/5b3d32f607f0478b414b16516cf27f9170cf66c8 patch
• https://git.kernel.org/stable/c/746cc474a95473591853927b3a9792a2d671155b patch
• https://git.kernel.org/stable/c/992775227843c9376773784b8b362add44592ad7 patch
• https://git.kernel.org/stable/c/9cdac46fa7e854e587eb5f393fe491b6d7a9bdf6 patch
• https://git.kernel.org/stable/c/a1a7eb89ca0b89dc1c326eeee2596f263291aca3 patch
• https://git.kernel.org/stable/c/ca381f60a3bb7cfaa618d73ca411610bd7fc3149 patch
• https://git.kernel.org/stable/c/f58a3f8e284d0bdf94164a8e61cd4e70d337a1a3 patch
• https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
• https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html