SUSE CVE-2023-54299

In the Linux kernel, the following vulnerability has been resolved: usb: typec: bus: verify partner exists in typecaltmodeattention Some usb hubs will negotiate DisplayPort Alt mode with the device but will then negotiate a data role swap after entering the alt mode. The data role swap causes the...

UBUNTU-CVE-2023-54299

In the Linux kernel, the following vulnerability has been resolved: usb: typec: bus: verify partner exists in typecaltmodeattention Some usb hubs will negotiate DisplayPort Alt mode with the device but will then negotiate a data role swap after entering the alt mode. The data role swap causes the...

CVE-2023-54299 usb: typec: bus: verify partner exists in typec_altmode_attention

In the Linux kernel, the following vulnerability has been resolved: usb: typec: bus: verify partner exists in typecaltmodeattention Some usb hubs will negotiate DisplayPort Alt mode with the device but will then negotiate a data role swap after entering the alt mode. The data role swap causes the...

CVE-2023-54299 usb: typec: bus: verify partner exists in typec_altmode_attention

In the Linux kernel, the following vulnerability has been resolved: usb: typec: bus: verify partner exists in typecaltmodeattention Some usb hubs will negotiate DisplayPort Alt mode with the device but will then negotiate a data role swap after entering the alt mode. The data role swap causes the...

CVE-2023-54299

CVE-2023-54299 covers a Linux kernel DisplayPort Alt Mode handling bug in usb: typec: bus where a device’s altmode partner is not verified before Attention messages. This can lead to a NULL pointer dereference when the partner’s typec_altmode/typec_altmode_ops are dereferenced after a data role s...

PT-2025-54145

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s USB Type-C functionality. Specifically, the type altmode attention function does not verify the existence of a device’s Alt Mode partner before sendin...

EUVD-2025-28212

Malicious code in bioql PyPI...

kernel: usb: typec: bus: verify partner exists in typec_altmode_attention

A NULL pointer dereference flaw was found in the Linux kernel's USB Type-C subsystem. When certain USB hubs perform a data role swap after entering DisplayPort Alt Mode, all alternate modes are unregistered. If the hub continues sending Attention messages afterward, the typecaltmodeattention...