CVE-2026-80965

A flaw was found in the Linux kernel's ALSA serial-u16550 driver. This vulnerability occurs because the driver does not properly validate the card index when a device is manually bound via the sysfs interface. A local user could exploit this by providing an invalid card index, leading to an...

CVE-2026-80965

In the Linux kernel, the following vulnerability has been resolved: ALSA: serial-u16550: Check card index validity at probe serial-u16550 driver blindly trusts that the given devptr-id value is within the proper card index range at probe. It's OK for the devices the driver itself creates at the...

CVE-2026-80965

CVE-2026-80965 affects the ALSA serial-u16550 driver in the Linux kernel. The driver blindly trusts the devptr->id value at probe time. While this is safe for devices the driver creates itself, a device bound manually via the sysfs interface may carry a value of -1 ("none"), leading to an out-...