In the Linux kernel, the following vulnerability has been resolved:
comedi: Flush partial mappings in error case
If some remap_pfn_range() calls succeeded before one failed, we still have buffer pages mapped into the userspace page tables when we drop the buffer reference with comedi_buf_map_put(bm). The userspace mappings are only cleaned up later in the mmap error path.
Fix it by explicitly flushing all mappings in our VMA on the error path.
See commit 79a61cc3fc04 ("mm: avoid leaving partial pfn mappings around in error case").
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Jan 13, 2025 | Dec 24, 2024 |
| Oracle_linux | — | Upgrade kernel-uek | Feb 11, 2025 | Dec 24, 2024 |
| Ubuntu | — | Upgrade linux-image-azure-nvidiaUpgrade linux-image-lowlatencyUpgrade linux-image-6.11.0-1010-lowlatencyUpgrade linux-image-6.11.0-1009-azure-fdeUpgrade linux-image-6.8.0-58-genericUpgrade linux-image-6.8.0-2023-raspi-realtimeUpgrade linux-image-5.15.0-136-genericUpgrade linux-image-5.4.0-1129-kvmUpgrade linux-image-oem-20.04dUpgrade linux-image-5.15.0-135-generic-64kUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-aws-lts-22.04Upgrade linux-image-6.8.0-1026-nvidia-lowlatencyUpgrade linux-image-intelUpgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.1-1020-realtimeUpgrade linux-image-ibm-lts-20.04Upgrade linux-image-ibmUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-5.15.0-1086-azure-fdeUpgrade linux-image-6.8.0-58-lowlatency-64kUpgrade linux-image-azure-lts-20.04Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-azure-fdeUpgrade linux-image-azure-fipsUpgrade linux-image-5.15.0-1062-gkeopUpgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-1074-ibmUpgrade linux-image-oem-24.04bUpgrade linux-image-5.4.0-1140-oracleUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-oem-22.04Upgrade linux-image-oem-22.04cUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1076-kvmUpgrade linux-image-5.15.0-135-lowlatencyUpgrade linux-image-generic-64kUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-6.11.0-18-genericUpgrade linux-image-5.4.0-211-genericUpgrade linux-image-5.4.0-1129-raspiUpgrade linux-image-5.15.0-1033-nvidia-tegraUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-gke-5.15Upgrade linux-image-5.15.0-1073-intel-iot-realtimeUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-5.15.0-1033-nvidia-tegra-rtUpgrade linux-image-ibm-classicUpgrade linux-image-nvidiaUpgrade linux-image-5.15.0-1074-raspiUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-5.15.0-1079-gcp-fipsUpgrade linux-image-raspi2Upgrade linux-image-5.4.0-1147-azureUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-6.8.0-1028-gcpUpgrade linux-image-azure-lts-24.04Upgrade linux-image-6.11.0-1015-oemUpgrade linux-image-6.11.0-1011-oracleUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-gkeopUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-5.15.0-136-generic-64kUpgrade linux-image-oem-22.04bUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-azureUpgrade linux-image-5.15.0-1077-intel-iotgUpgrade linux-image-fipsUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-gcp-fipsUpgrade linux-image-6.11.0-1011-oracle-64kUpgrade linux-image-5.15.0-1021-nvidia-tegra-igx-rtUpgrade linux-image-nvidia-tegraUpgrade linux-image-5.4.0-1060-xilinx-zynqmpUpgrade linux-image-6.8.0-58-generic-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-6.11.0-1009-azureUpgrade linux-image-5.15.0-1080-aws-fipsUpgrade linux-image-6.8.0-58-lowlatencyUpgrade linux-image-genericUpgrade linux-image-oem-20.04cUpgrade linux-image-generic-lpaeUpgrade linux-image-oracle-64kUpgrade linux-image-5.15.0-1074-nvidia-lowlatencyUpgrade linux-image-5.15.0-135-fipsUpgrade linux-image-6.11.0-1005-realtimeUpgrade linux-image-oem-20.04bUpgrade linux-image-5.4.0-1147-azure-fipsUpgrade linux-image-oem-24.04aUpgrade linux-image-gcpUpgrade linux-image-6.11.0-1009-gcpUpgrade linux-image-5.4.0-1145-gcpUpgrade linux-image-5.4.0-1142-awsUpgrade linux-image-5.4.0-1101-bluefieldUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-5.15.0-1084-azureUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-nvidia-tegra-igxUpgrade linux-image-6.8.0-1024-oracle-64kUpgrade linux-image-6.8.0-1026-oemUpgrade linux-image-aws-lts-20.04Upgrade linux-image-6.8.0-1014-azure-nvidiaUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-raspiUpgrade linux-image-5.15.0-135-genericUpgrade linux-image-oem-22.04dUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-5.15.0-1081-gcpUpgrade linux-image-5.15.0-1080-awsUpgrade linux-image-5.15.0-1044-xilinx-zynqmpUpgrade linux-image-gcp-64kUpgrade linux-image-5.4.0-1145-gcp-fipsUpgrade linux-image-6.8.0-1027-azureUpgrade linux-image-aws-lts-24.04Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-5.4.0-211-generic-lpaeUpgrade linux-image-kvmUpgrade linux-image-6.8.0-1026-nvidia-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-6.8.0-1024-ibmUpgrade linux-image-gkeUpgrade linux-image-realtimeUpgrade linux-image-5.4.0-211-lowlatencyUpgrade linux-image-5.15.0-1072-ibmUpgrade linux-image-6.8.0-1026-nvidia-lowlatency-64kUpgrade linux-image-5.4.0-1142-aws-fipsUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-awsUpgrade linux-image-6.11.0-18-generic-64kUpgrade linux-image-virtual-hwe-18.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-5.15.0-1080-realtimeUpgrade linux-image-oemUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.11.0-1009-awsUpgrade linux-image-6.8.0-1028-gcp-64kUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-1079-gcpUpgrade linux-image-raspi-nolpaeUpgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-5.15.0-1077-gkeUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-1027-awsUpgrade linux-image-5.15.0-135-generic-lpaeUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-5.4.0-1090-ibmUpgrade linux-image-5.4.0-1116-fipsUpgrade linux-image-oem-20.04Upgrade linux-image-6.8.0-1023-gkeUpgrade linux-image-5.15.0-1074-nvidiaUpgrade linux-image-5.15.0-1083-azure-fipsUpgrade linux-image-nvidia-64kUpgrade linux-image-6.11.0-1010-lowlatency-64kUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-5.15.0-1077-oracleUpgrade linux-image-5.4.0-1088-ibmUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-intel-iotgUpgrade linux-image-gkeop-5.15Upgrade linux-image-5.15.0-135-lowlatency-64kUpgrade linux-image-6.8.0-1026-nvidiaUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1027-azure-fdeUpgrade linux-image-aws-fipsUpgrade linux-image-raspi-hwe-18.04Upgrade linux-image-oracleUpgrade linux-image-bluefieldUpgrade linux-image-6.8.0-1028-raspiUpgrade linux-image-5.15.0-136-generic-lpaeUpgrade linux-image-6.8.0-1024-oracleUpgrade linux-image-oem-24.04Upgrade linux-image-6.8.0-1010-gkeopUpgrade linux-image-oem-osp1Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-6.11.0-1008-raspiUpgrade linux-image-5.4.0-1048-iotUpgrade linux-image-5.15.0-1021-nvidia-tegra-igxUpgrade linux-image-5.15.0-1075-intel-iotgUpgrade linux-image-gcp-lts-20.04Upgrade linux-image-5.15.0-1086-azure | Feb 20, 2025 | Dec 24, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2025 | Dec 24, 2024 |
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