In the Linux kernel, the following vulnerability has been resolved:
wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes
A bad USB device is able to construct a service connection response message with target endpoint being ENDPOINT0 which is reserved for HTC_CTRL_RSVD_SVC and should not be modified to be used for any other services.
Reject such service connection responses.
Found by Linux Verification Center (linuxtesting.org) with Syzkaller.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Sep 17, 2025 | Sep 17, 2025 |
| Redhat_linux | — | Upgrade kernel-rtUpgrade kernelNo solution exists | Jun 17, 2026 | Sep 15, 2025 |
| Ubuntu | — | Upgrade linux-nvidia-tegraUpgrade linux-raspiUpgrade linux-raspi-5.4Upgrade linux-hwe-5.15Upgrade linux-intel-iotg-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-azureUpgrade linux-realtimeUpgrade linux-intel-iotgUpgrade linux-nvidia-tegra-5.15Upgrade linux-aws-5.4Upgrade linux-gcp-5.15Upgrade linux-awsUpgrade linux-aws-5.15Upgrade linux-bluefieldUpgrade linux-lowlatencyUpgrade linux-gkeUpgrade linux-kvmUpgrade linux-iotUpgrade linux-oracle-5.4Upgrade linux-azure-fdeUpgrade linux-hwe-5.4Upgrade linux-gcp-fipsUpgrade linux-gcp-5.4Upgrade linux-fipsUpgrade linux-gkeopUpgrade linux-gcpUpgrade linux-riscv-5.15Upgrade linux-ibm-5.4Upgrade linux-aws-fipsUpgrade linuxUpgrade linux-ibmUpgrade linux-azure-fipsUpgrade linux-azure-5.15Upgrade linux-nvidia-tegra-igxUpgrade linux-intel-iot-realtimeUpgrade linux-xilinx-zynqmpUpgrade linux-nvidiaUpgrade linux-ibm-5.15Upgrade linux-oracleUpgrade linux-azure-5.4Upgrade linux-oracle-5.15 | Sep 19, 2025 | Sep 16, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Sep 15, 2025 |
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