CVE-2026-64234

Katalog CVE

CVSS 5.5 · Medium EPSS 0,16%

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: tty: serial: pch_uart: add check for dma_alloc_coherent() Add a check for dma_alloc_coherent() failure to prevent a potential NULL pointer dereference in dma_handle_rx(). Properly release DMA channels and the PCI device reference using a goto ladder if the allocation fails.

Rincian

Terbit di NVD

24 Juli 2026

Terakhir diubah

12 Agustus 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)

0,16% peluang dieksploitasi; lebih tinggi dari 5,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/5f2e2a240dc1846e049bc67e9c3cdf5b031d08bf patch
• https://git.kernel.org/stable/c/66f8bfea055b23719b4fd6ce207c44de37d82a59 patch
• https://git.kernel.org/stable/c/6dd5c0ea139b586ad5a091677056dafd405cfe82 patch
• https://git.kernel.org/stable/c/6fe472c1bbbe238e91141f7cabc1226e96a60d43 patch
• https://git.kernel.org/stable/c/760df81763b391bb5f0dcb0b7597b736da753ae4 patch
• https://git.kernel.org/stable/c/d846df2dfbc2469a688833b4cc4f8aa80672bde8 patch
• https://git.kernel.org/stable/c/d8d53a343ebe74274ca17b1e1993042e99f8c863 patch
• https://git.kernel.org/stable/c/daea997bb244aeb50cbb2e5e075fb446a6cf068f patch