CVE-2022-49832

Katalog CVE

CVSS 5.5 · Medium EPSS 0,22%

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

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map Here is the BUG report by KASAN about null pointer dereference: BUG: KASAN: null-ptr-deref in strcmp+0x2e/0x50 Read of size 1 at addr 0000000000000000 by task python3/2640 Call Trace: strcmp __of_find_property of_find_property pinctrl_dt_to_map kasprintf() would return NULL pointer when kmalloc() fail to allocate. So directly return ENOMEM, if kasprintf() return NULL pointer.

Rincian

Terbit di NVD

1 Mei 2025

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

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-476: NULL Pointer Dereference

EPSS (30 hari)

0,22% peluang dieksploitasi; lebih tinggi dari 11,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/040f726fecd88121f3b95e70369785ad452dddf9 patch
• https://git.kernel.org/stable/c/5834a3a98cd266ad35a229923c0adbd0addc8d68 patch
• https://git.kernel.org/stable/c/777430aa4ddccaa5accec6db90ffc1d47f00d471 patch
• https://git.kernel.org/stable/c/91d5c5060ee24fe8da88cd585bb43b843d2f0dce patch
• https://git.kernel.org/stable/c/97e5b508e96176f1a73888ed89df396d7041bfcb patch
• https://git.kernel.org/stable/c/a988dcd3dd9e691c5ccc3324b209688f3b5453e9 patch
• https://git.kernel.org/stable/c/aaf552c5d53abe4659176e099575fe870d2e4768 patch
• https://git.kernel.org/stable/c/b4d9f55cd38435358bc16d580612bc0d798d7b4c patch