In the Linux kernel, the following vulnerability has been resolved:
net: ipa: fix event ring index not programmed for IPA v5.0+
For IPA v5.0+, the event ring index field moved from CH_C_CNTXT_0 to CH_C_CNTXT_1. The v5.0 register definition intended to define this field in the CH_C_CNTXT_1 fmask array but used the old identifier of ERINDEX instead of CH_ERINDEX.
Without a valid event ring, GSI channels could never signal transfer completions. This caused gsi_channel_trans_quiesce() to block forever in wait_for_completion().
At least for IPA v5.2 this resolves an issue seen where runtime suspend, system suspend, and remoteproc stop all hanged forever. It also meant the IPA data path was completely non functional.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Ubuntu | — | Upgrade linux-image-aws-64k-6.8Upgrade linux-image-aws-lts-24.04Upgrade linux-image-azure-lts-24.04Upgrade linux-image-generic-64kUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.0-1059-nvidia-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-lowlatency-6.8Upgrade linux-image-nvidiaUpgrade linux-image-6.8.0-1063-azure-fipsUpgrade linux-image-aws-fips-6.8Upgrade linux-image-azureUpgrade linux-image-gke-64kUpgrade linux-image-6.8.0-1064-gcpUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-oem-22.04cUpgrade linux-image-ibm-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oracle-6.8Upgrade linux-image-6.8.0-1061-awsUpgrade linux-image-aws-fipsUpgrade linux-image-oem-22.04aUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-6.8.0-1063-azureUpgrade linux-image-6.8.0-1058-oracle-64kUpgrade linux-image-azure-fdeUpgrade linux-image-realtime-6.8.1Upgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-6.8.0-1061-ibmUpgrade linux-image-virtual-6.8Upgrade linux-image-6.8.0-1062-azure-fdeUpgrade linux-image-6.8.0-1061-aws-64kUpgrade linux-image-6.8.0-1030-nvidia-tegra-rtUpgrade linux-image-6.8.0-1058-oracleUpgrade linux-image-raspiUpgrade linux-image-raspi-6.8Upgrade linux-image-6.8.0-1046-gkeopUpgrade linux-image-oem-20.04bUpgrade linux-image-oem-22.04dUpgrade linux-image-gke-6.8Upgrade linux-image-aws-6.8Upgrade linux-image-6.8.0-136-generic-64kUpgrade linux-image-azure-fipsUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-1059-gke-64kUpgrade linux-image-generic-64k-6.8Upgrade linux-image-xilinx-6.8Upgrade linux-image-gke-64k-6.8Upgrade linux-image-laptop-23.10Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1059-nvidiaUpgrade linux-image-6.8.0-1059-nvidia-64kUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-awsUpgrade linux-image-kvmUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.0-1064-gcp-64kUpgrade linux-image-gcp-fipsUpgrade linux-image-fipsUpgrade linux-image-gcp-64kUpgrade linux-image-azure-fips-6.8Upgrade linux-image-6.8.0-1061-raspiUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-6.8.0-1064-gcp-fipsUpgrade linux-image-nvidia-tegra-6.8Upgrade linux-image-6.8.0-1059-nvidia-lowlatencyUpgrade linux-image-oracle-64kUpgrade linux-image-gkeUpgrade linux-image-oracleUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-oem-20.04dUpgrade linux-image-oem-22.04bUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-generic-6.8Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-6.8.0-136-lowlatencyUpgrade linux-image-realtimeUpgrade linux-image-raspi-realtimeUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-oem-20.04cUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-136-lowlatency-64kUpgrade linux-image-6.8.0-1030-nvidia-tegraUpgrade linux-image-6.8.0-136-fipsUpgrade linux-image-generic-lpaeUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-azure-fde-6.8Upgrade linux-image-6.8.0-2050-raspi-realtimeUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-xilinxUpgrade linux-image-nvidia-64kUpgrade linux-image-gcpUpgrade linux-image-6.8.0-1033-xilinxUpgrade linux-image-gkeopUpgrade linux-image-aws-64kUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-genericUpgrade linux-image-fips-6.8Upgrade linux-image-azure-6.8Upgrade linux-image-intel-iotgUpgrade linux-image-6.8.0-1061-aws-fipsUpgrade linux-image-6.8.0-1059-gkeUpgrade linux-image-realtime-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-nvidia-tegraUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-6.8.1-1056-realtimeUpgrade linux-image-lowlatency-64kUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-oem-22.04Upgrade linux-image-nvidia-tegra-rt-6.8Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-6.8.0-136-generic | May 25, 2026 | May 8, 2026 |
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