In the Linux kernel, the following vulnerability has been resolved:
usb: core: Prevent null pointer dereference in update_port_device_state
Currently, the function update_port_device_state gets the usb_hub from udev->parent by calling usb_hub_to_struct_hub. However, in case the actconfig or the maxchild is 0, the usb_hub would be NULL and upon further accessing to get port_dev would result in null pointer dereference.
Fix this by introducing an if check after the usb_hub is populated.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 27, 2026 | Jul 27, 2026 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Apr 3, 2024 |
| Ubuntu | — | Upgrade linux-image-6.5.0-44-lowlatency-64kUpgrade linux-image-awsUpgrade linux-image-oem-22.04bUpgrade linux-image-6.5.0-44-genericUpgrade linux-image-oracle-64kUpgrade linux-image-6.5.0-1023-nvidia-64kUpgrade linux-image-nvidia-64k-6.5Upgrade linux-image-nvidia-6.5Upgrade linux-image-6.5.0-1027-oemUpgrade linux-image-raspiUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-azureUpgrade linux-image-starfiveUpgrade linux-image-gcpUpgrade linux-image-6.5.0-1026-oracleUpgrade linux-image-oracleUpgrade linux-image-6.5.0-1024-gcpUpgrade linux-image-kvmUpgrade linux-image-6.5.0-1024-azureUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.5.0-1026-oracle-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.5.0-1023-nvidiaUpgrade linux-image-oem-22.04dUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.5.0-1017-starfiveUpgrade linux-image-azure-fdeUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-generic-64kUpgrade linux-image-6.5.0-1023-awsUpgrade linux-image-raspi-nolpaeUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.5.0-44-generic-64kUpgrade linux-image-6.5.0-1020-raspiUpgrade linux-image-oem-22.04Upgrade linux-image-oem-22.04cUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oem-22.04aUpgrade linux-image-6.5.0-1024-azure-fdeUpgrade linux-image-generic-lpaeUpgrade linux-image-genericUpgrade linux-image-6.5.0-44-lowlatency | Jul 15, 2024 | Apr 3, 2024 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub