CVE-2026-80659

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: defer reset until cmdmutex is unlocked vub300cmndworkthread holds cmdmutex while it sends a command and waits for the command response. If the response wait times out, vub300commandresponse kills the command URBs and...

EUVD-2026-67535

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: defer reset until cmdmutex is unlocked vub300cmndworkthread holds cmdmutex while it sends a command and waits for the command response. If the response wait times out, vub300commandresponse kills the command URBs and...

CVE-2026-80659

CVE-2026-80659 is a deadlock in the Linux kernel's vub300 MMC/USB driver. When a command response times out, __vub300_command_response() synchronously resets the USB device while vub300_cmndwork_thread() still holds cmd_mutex; the reset path re-enters the driver via vub300_pre_reset() and attempt...