cve-2026-46301

CVE-2026-46301 is a Linux kernel vulnerability affecting the spi-topcliff-pch driver, where a use-after-free condition occurs during driver unbind if the SPI message queue has not finished using DMA buffers. Published on June 8, 2026, this bug is hardware-specific and has not yet received a CVSS score from NVD. While not a high-profile vulnerability, it highlights the importance of thorough patch management for kernel teardown paths. Administrators should ensure their systems are updated to mitigate this issue, as it serves as a reminder that kernel security often depends on handling edge cases in device removal.