CVE-2022-49881

Katalog CVE

CVSS 5.5 · Medium EPSS 0,20%

Kerentanan Missing Release of Memory after Effective Lifetime pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix memory leak in query_regdb_file() In the function query_regdb_file() the alpha2 parameter is duplicated using kmemdup() and subsequently freed in regdb_fw_cb(). However, request_firmware_nowait() can fail without calling regdb_fw_cb() and thus leak memory.

Rincian

Terbit di NVD

1 Mei 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-401: Missing Release of Memory after Effective Lifetime

EPSS (30 hari)

0,20% peluang dieksploitasi; lebih tinggi dari 9,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/0ede1a988299e95d54bd89551fd635980572e920 patch
• https://git.kernel.org/stable/c/219446396786330937bcd382a7bc4ccd767383bc patch
• https://git.kernel.org/stable/c/38c9fa2cc6bf4b6e1a74057aef8b5cffd23d3264 patch
• https://git.kernel.org/stable/c/57b962e627ec0ae53d4d16d7bd1033e27e67677a patch
• https://git.kernel.org/stable/c/e1e12180321f416d83444f2cdc9259e0f5093d35 patch
• https://git.kernel.org/stable/c/e9b5a4566d5bc71cc901be50d1fa24da00613120 patch