CVE-2026-23226

Katalog CVE

CVSS 7.8 · High EPSS 0,45%

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: ksmbd: add chann_lock to protect ksmbd_chann_list xarray ksmbd_chann_list xarray lacks synchronization, allowing use-after-free in multi-channel sessions (between lookup_chann_list() and ksmbd_chann_del). Adds rw_semaphore chann_lock to struct ksmbd_session and protects all xa_load/xa_store/xa_erase accesses.

Rincian

Terbit di NVD

18 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Modified

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

EPSS (30 hari)

0,45% peluang dieksploitasi; lebih tinggi dari 37,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/36ef605c0395b94b826a8c8d6f2697071173de6e patch
• https://git.kernel.org/stable/c/4f3a06cc57976cafa8c6f716646be6c79a99e485 patch
• https://git.kernel.org/stable/c/e4a8a96a93d08570e0405cfd989a8a07e5b6ff33 patch
• https://git.kernel.org/stable/c/4c2ca31608521895dd742a43beca4b4d29762345