CVE-2026-63963

A flaw was found in the Linux kernel's USB Type-C subsystem. A malicious or malformed USB Type-C device could send an invalid Vendor Defined Object VDO count during the Discover Identity Acknowledgement ACK process. This improper validation could allow the device to read beyond the intended memor...

CVE-2026-63963

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdmconsumeidentity or svdmconsumeidentitysopprime as the device-controlled value could index of...

AZL-92783 CVE-2026-63961 affecting package kernel for versions less than 6.6.144.1-2

In the Linux kernel, the following vulnerability has been resolved: usb: typec: altmodes/displayport: validate count before reading Status Update VDO A broken/malicious device can send the incorrect count for a status update VDO, which will cause the kernel to read uninitialized stack data and se...

CVE-2026-63963

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdmconsumeidentity or svdmconsumeidentitysopprime as the device-controlled value could index of...

CVE-2026-63963 usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdmconsumeidentity or svdmconsumeidentitysopprime as the device-controlled value could index of...

CVE-2026-63963 usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tcpm: validate VDO count in Discover Identity ACK handlers Properly validate the count passed from a device when calling svdmconsumeidentity or svdmconsumeidentitysopprime as the device-controlled value could index of...

CVE-2026-63963

Summary: CVE-2026-63963 affects the Linux kernel USB Type-C TCPM code. Specifically, in Discover Identity ACK handlers, the VDO count passed from a device must be validated before calling svdm_consume_identity() or svdm_consume_identity_sop_prime(). The device-controlled value could index off the...

PT-2026-61280

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the USB Type-C TCPM TCP Connection Manager component where the count passed from a device is not properly validated when calling the svdm consume identity or svdm...