VULNERABILITY INTELLIGENCE

CVE-2026-64234

CVSS score5.5 MEDIUM
EPSS probability0.11%
CISA KEVNot currently listed
Published2026-07-24
Last modified2026-08-12
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references