CVE-2026-64234 — tty: serial: pch_uart: add check for dma_alloc_coherent()
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 p…
Published: 2026-07-24 · CVSS: Unscored
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7