CVE-2022-49343

Katalog CVE

CVSS 5.5 · Medium EPSS 0,29%

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

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes that were already verified under its hands while doing a node split and consequently accessing unallocated memory. Fix the problem by verifying traversed block numbers are unique.

Rincian

Terbit di NVD

26 Februari 2025

Terakhir diubah

4 Agustus 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

EPSS (30 hari)

0,29% peluang dieksploitasi; lebih tinggi dari 20,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/24b8206fec1db21d7e82f21f0b2ff5e5672cf5b3 patch
• https://git.kernel.org/stable/c/3a3ce941645407cd0b0b7f01ad9e2ea3770f46cc patch
• https://git.kernel.org/stable/c/3ba733f879c2a88910744647e41edeefbc0d92b2 patch
• https://git.kernel.org/stable/c/6084240bfc44bf265ab6ae7d96980469b05be0f1 patch
• https://git.kernel.org/stable/c/b3ad9ff6f06c1dc6abf7437691c88ca3d6da3ac0 patch
• https://git.kernel.org/stable/c/d5a16a6df2c16eaf4de04948553ef0089dee463f patch
• https://git.kernel.org/stable/c/e157c8f87e8fac112d6c955e69a60cdb9bc80a60 patch
• https://git.kernel.org/stable/c/ff4cafa51762da3824881a9000ca421d4b78b138 patch