CVSS 3.1
5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCVE-2026-64234
Medium (5.5) in linux linux kernel. EPSS 0.1% chance of exploitation in the next 30 days.
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
- EPSS
- 0.1% chance of exploitation in the next 30 days; higher than 1% of CVEs (scores of 2026-10-31)
- CWE
- CWE-476
- Published
- Modified
- Record from
- the NVD, synced
Affected
- linux:linux_kernel
References
- https://git.kernel.org/stable/c/5f2e2a240dc1846e049bc67e9c3cdf5b031d08bf
- https://git.kernel.org/stable/c/66f8bfea055b23719b4fd6ce207c44de37d82a59
- https://git.kernel.org/stable/c/6dd5c0ea139b586ad5a091677056dafd405cfe82
- https://git.kernel.org/stable/c/6fe472c1bbbe238e91141f7cabc1226e96a60d43
- https://git.kernel.org/stable/c/760df81763b391bb5f0dcb0b7597b736da753ae4