CVE-2021-47565

Katalog CVE

CVSS 7.8 · High EPSS 0,23%

Kerentanan Use After Free pada linux kernel. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fix kernel panic during drive powercycle test While looping over shost's sdev list it is possible that one of the drives is getting removed and its sas_target object is freed but its sdev object remains intact. Consequently, a kernel panic can occur while the driver is trying to access the sas_address field of sas_target object without also checking the sas_target object for NULL.

Rincian

Terbit di NVD

24 Mei 2024

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-416: Use After Free
CWE-476: NULL Pointer Dereference

EPSS (30 hari)

0,23% peluang dieksploitasi; lebih tinggi dari 12,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/0d4b29eaadc1f59cec0c7e85eae77d08fcca9824 patch
• https://git.kernel.org/stable/c/0ee4ba13e09c9d9c1cb6abb59da8295d9952328b patch
• https://git.kernel.org/stable/c/2bf9c5a5039c8f4b037236aed505e6a25c1d5f7b patch
• https://git.kernel.org/stable/c/58ef2c7a6de13721865d84b80eecf56d6cba0937 patch
• https://git.kernel.org/stable/c/5d4d50b1f159a5ebab7617f47121b4370aa58afe patch
• https://git.kernel.org/stable/c/7e324f734a914957b8cc3ff4b4c9f0409558adb5 patch
• https://git.kernel.org/stable/c/8485649a7655e791a6e4e9f15b4d30fdae937184 patch
• https://git.kernel.org/stable/c/dd035ca0e7a142870a970d46b1d19276cfe2bc8c patch