In the Linux kernel, the following vulnerability has been resolved:
virt: tdx-guest: Just leak decrypted memory on unrecoverable errors
In CoCo VMs it is possible for the untrusted host to cause set_memory_decrypted() to fail such that an error is returned and the resulting memory is shared. Callers need to take care to handle these errors to avoid returning decrypted (shared) memory to the page allocator, which could lead to functional or security issues.
Leak the decrypted memory when set_memory_decrypted() fails, and don't need to print an error since set_memory_decrypted() will call WARN_ONCE().
CVSS Details
- CVSS 3.1 Base Score: 9.3
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/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 | Jan 11, 2025 |
| Ubuntu | — | Upgrade linux-image-6.8.0-2023-raspi-realtimeUpgrade linux-image-virtualUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1029-awsUpgrade linux-image-oracleUpgrade linux-image-realtimeUpgrade linux-image-nvidiaUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-ibm-classicUpgrade linux-image-oem-24.04aUpgrade linux-image-6.11.0-1011-gcp-64kUpgrade linux-image-generic-lpaeUpgrade linux-image-6.8.0-1016-azure-nvidiaUpgrade linux-image-oracle-64kUpgrade linux-image-6.8.0-1028-raspiUpgrade linux-image-lowlatencyUpgrade linux-image-oem-24.04bUpgrade linux-image-6.8.0-1030-gcpUpgrade linux-image-6.8.0-60-lowlatency-64kUpgrade linux-image-azure-nvidiaUpgrade linux-image-6.8.0-1026-oracleUpgrade linux-image-6.11.0-1011-lowlatency-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-ibmUpgrade linux-image-6.11.0-1012-azure-fdeUpgrade linux-image-6.8.0-1029-azure-fdeUpgrade linux-image-6.8.0-60-genericUpgrade linux-image-gcpUpgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-6.8.0-1029-azureUpgrade linux-image-6.8.0-1028-nvidiaUpgrade linux-image-oem-22.04bUpgrade linux-image-oem-24.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-gkeUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-6.8.0-1028-oemUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-awsUpgrade linux-image-6.11.0-1011-awsUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-raspi-realtimeUpgrade linux-image-oem-22.04Upgrade linux-image-6.11.0-21-genericUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-azure-lts-24.04Upgrade linux-image-6.8.0-60-generic-64kUpgrade linux-image-oem-22.04aUpgrade linux-image-genericUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-1026-oracle-64kUpgrade linux-image-6.8.0-1030-gcp-64kUpgrade linux-image-kvmUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1028-nvidia-lowlatencyUpgrade linux-image-6.8.0-1025-gkeUpgrade linux-image-6.11.0-1011-lowlatencyUpgrade linux-image-6.11.0-1010-raspiUpgrade linux-image-6.11.0-1007-realtimeUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.8.0-1028-nvidia-lowlatency-64kUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-6.8Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-60-lowlatencyUpgrade linux-image-6.11.0-1011-gcpUpgrade linux-image-6.11.0-1017-oemUpgrade linux-image-gkeopUpgrade linux-image-6.8.0-1026-ibmUpgrade linux-image-azureUpgrade linux-image-oem-22.04cUpgrade linux-image-6.11.0-1013-oracleUpgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-1028-nvidia-64kUpgrade linux-image-6.11.0-1012-azureUpgrade linux-image-azure-fdeUpgrade linux-image-6.11.0-1013-oracle-64kUpgrade linux-image-aws-lts-24.04Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.1-1022-realtimeUpgrade linux-image-6.8.0-1012-gkeopUpgrade linux-image-raspiUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-oem-22.04dUpgrade linux-image-6.11.0-21-generic-64kUpgrade linux-image-gcp-64k | Mar 28, 2025 | Jan 11, 2025 |
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