CVE-2026-64234 - tty: serial: pch_uart: add check for dma_alloc_coherent()

CVE-2026-64234 - tty: serial: pch_uart: add check for dma_alloc_coherent()

https://cvefeed.io/rssfeed/latest.atom / Fri, 07/24/2026 - 19:07
CVE ID :CVE-2026-64234
Published : July 24, 2026, 4:16 p.m. | 34 minutes ago
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.
Severity: 0.0 | NA
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