CVE-2026-23408

Katalog CVE

CVSS 7.8 · High EPSS 0,18%

Kerentanan Double 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: apparmor: Fix double free of ns_name in aa_replace_profiles() if ns_name is NULL after 1071 error = aa_unpack(udata, &lh, &ns_name); and if ent->ns_name contains an ns_name in 1089 } else if (ent->ns_name) { then ns_name is assigned the ent->ns_name 1095 ns_name = ent->ns_name; however ent->ns_name is freed at 1262 aa_load_ent_free(ent); and then again when freeing ns_name at 1270 kfree(ns_name); Fix this by NULLing out ent->ns_name after it is transferred to ns_name ")

Rincian

Terbit di NVD

1 April 2026

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-415: Double Free

EPSS (30 hari)

0,18% peluang dieksploitasi; lebih tinggi dari 7,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/18b5233e860c294a847ee07869d93c0b8673a54b patch
• https://git.kernel.org/stable/c/35f4caec1352054b9a61cfdf2bf1898073637aa0 patch
• https://git.kernel.org/stable/c/55ef2af7490aaf72f8ffe11ec44c6bcb7eb2162a patch
• https://git.kernel.org/stable/c/5df0c44e8f5f619d3beb871207aded7c78414502 patch
• https://git.kernel.org/stable/c/7998ab3010d2317643f91828f1853d954ef31387 patch
• https://git.kernel.org/stable/c/86feeccd6b93ed94bd6655f30de80f163f8d5a45 patch
• https://git.kernel.org/stable/c/c053ae381ce227577567d1ef10090ce7506d7a28 patch
• https://git.kernel.org/stable/c/c6347a2116ecccb8fd9ee4ebc75ae41d1d7ef689 patch