In the Linux kernel, the following vulnerability has been resolved:
wifi: ath11k: fix warning when unbinding
If there is an error during some initialization related to firmware, the buffers dp->tx_ring[i].tx_status are released. However this is released again when the device is unbinded (ath11k_pci), and we get: WARNING: CPU: 0 PID: 6231 at mm/slub.c:4368 free_large_kmalloc+0x57/0x90 Call Trace: free_large_kmalloc ath11k_dp_free ath11k_core_deinit ath11k_pci_remove ...
The issue is always reproducible from a VM because the MSI addressing initialization is failing.
In order to fix the issue, just set the buffers to NULL after releasing in order to avoid the double free.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Jul 20, 2026 | Jul 20, 2026 |
| Redhat_linux | — | No solution exists | Jul 22, 2026 | Jul 19, 2026 |
| Ubuntu | — | Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-azureUpgrade linux-image-gke-64k-7.0Upgrade linux-image-7.0.0-2018-nvidia-bosUpgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-7.0.0-1011-oracleUpgrade linux-image-generic-7.0Upgrade linux-image-virtualUpgrade linux-image-7.0.0-1006-gke-64kUpgrade linux-image-gcpUpgrade linux-image-nvidia-bos-64kUpgrade linux-image-nvidia-64kUpgrade linux-image-7.0.0-31-genericUpgrade linux-image-7.0.0-1014-azureUpgrade linux-image-raspiUpgrade linux-image-awsUpgrade linux-image-7.0.0-2018-nvidia-bos-64kUpgrade linux-image-realtime-64kUpgrade linux-image-oracle-64k-7.0Upgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-azure-7.0Upgrade linux-image-realtimeUpgrade linux-image-generic-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-generic-hwe-26.04Upgrade linux-image-oem-26.04aUpgrade linux-image-7.0.0-1013-ibmUpgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-gcp-64kUpgrade linux-image-virtual-hwe-26.04Upgrade linux-image-realtime-hwe-26.04Upgrade linux-image-gcp-64k-7.0Upgrade linux-image-raspi-7.0Upgrade linux-image-aws-64kUpgrade linux-image-7.0.0-1012-aws-64kUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-realtime-64k-hwe-26.04Upgrade linux-image-generic-64k-7.0Upgrade linux-image-7.0.0-1012-awsUpgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-gcp-7.0Upgrade linux-image-nvidiaUpgrade linux-image-realtime-7.0Upgrade linux-image-aws-64k-7.0Upgrade linux-image-7.0.0-31-generic-64kUpgrade linux-image-gke-7.0Upgrade linux-image-generic-64k-hwe-26.04Upgrade linux-image-7.0.0-1019-raspi-realtimeUpgrade linux-image-realtime-64k-7.0Upgrade linux-image-nvidia-bos-7.0Upgrade linux-image-7.0.0-31-realtime-64kUpgrade linux-image-nvidia-7.0Upgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-ibm-7.0Upgrade linux-image-nvidia-bosUpgrade linux-image-7.0.0-1018-nvidia-64kUpgrade linux-image-ibmUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-nvidia-64k-7.0Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-7.0.0-1018-nvidiaUpgrade linux-image-oem-26.04bUpgrade linux-image-7.0.0-1013-oemUpgrade linux-image-oracle-7.0Upgrade linux-image-gke-64k-hwe-26.04Upgrade linux-image-genericUpgrade linux-image-7.0.0-1006-gkeUpgrade linux-image-gkeUpgrade linux-image-oracleUpgrade linux-image-virtual-7.0Upgrade linux-image-7.0.0-1019-raspiUpgrade linux-image-7.0.0-1011-oracle-64kUpgrade linux-image-gke-hwe-26.04Upgrade linux-image-aws-7.0Upgrade linux-image-gke-64kUpgrade linux-image-7.0.0-31-realtimeUpgrade linux-image-azure-lts-26.04Upgrade linux-image-oem-26.04Upgrade linux-image-oracle-64kUpgrade linux-image-oem-7.0 | Sep 14, 2026 | Sep 7, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 27, 2026 | Jul 19, 2026 |
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