In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix incorrect validation for num_aces field of smb_acl
parse_dcal() validate num_aces to allocate posix_ace_state_array.
if (num_aces > ULONG_MAX / sizeof(struct smb_ace *))
It is an incorrect validation that we can create an array of size ULONG_MAX. smb_acl has ->size field to calculate actual number of aces in request buffer size. Use this to check invalid num_aces.
CVSS Details
- CVSS 3.1 Base Score: 7.6
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux-6.1Upgrade linux | Apr 14, 2025 | Apr 2, 2025 |
| Ubuntu | — | Upgrade linux-image-oem-22.04bUpgrade linux-image-gkeop-5.15Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.11.0-1018-azure-fdeUpgrade linux-image-6.8.0-1025-azure-nvidiaUpgrade linux-image-kvmUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-oracleUpgrade linux-image-lowlatency-64k-6.11Upgrade linux-image-realtimeUpgrade linux-image-6.8.0-1036-gke-64kUpgrade linux-image-6.8.0-1037-ibmUpgrade linux-image-5.15.0-1080-raspiUpgrade linux-image-6.8.0-1037-oracleUpgrade linux-image-5.15.0-142-fipsUpgrade linux-image-5.15.0-1083-gkeUpgrade linux-image-lowlatency-6.8Upgrade linux-image-6.8.0-84-lowlatencyUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-azure-fde-6.11Upgrade linux-image-6.11.0-28-generic-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-5.15.0-1028-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1039-nvidia-tegra-rtUpgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.11.0-1015-lowlatency-64kUpgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-1039-nvidia-64kUpgrade linux-image-oracle-6.8Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1037-oracle-64kUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.11.0-1014-raspiUpgrade linux-image-azure-fipsUpgrade linux-image-oem-20.04dUpgrade linux-image-gcp-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-generic-6.8Upgrade linux-image-virtualUpgrade linux-image-azure-fdeUpgrade linux-image-6.11.0-1015-lowlatencyUpgrade linux-image-awsUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-142-lowlatency-64kUpgrade linux-image-6.8.0-85-generic-64kUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-gke-64kUpgrade linux-image-6.11.0-1017-oracleUpgrade linux-image-5.15.0-1086-aws-fipsUpgrade linux-image-5.15.0-142-genericUpgrade linux-image-5.15.0-142-lowlatencyUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-6.11Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-aws-lts-24.04Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1050-xilinx-zynqmpUpgrade linux-image-5.15.0-1085-gcp-fipsUpgrade linux-image-6.8.0-84-lowlatency-64kUpgrade linux-image-6.11.0-1017-oracle-64kUpgrade linux-image-5.15.0-1083-intel-iotgUpgrade linux-image-6.8.0-1038-azureUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-oem-24.04bUpgrade linux-image-5.15.0-1086-realtimeUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-raspi-nolpaeUpgrade linux-image-6.8.0-1039-aws-64kUpgrade linux-image-6.8.0-1039-nvidia-lowlatencyUpgrade linux-image-5.15.0-1039-nvidia-tegraUpgrade linux-image-6.8.0-84-generic-64kUpgrade linux-image-5.15.0-1086-awsUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-ibm-6.8Upgrade linux-image-intelUpgrade linux-image-6.8.0-1039-raspiUpgrade linux-image-5.15.0-1081-intel-iotgUpgrade linux-image-oem-20.04bUpgrade linux-image-5.15.0-1080-nvidiaUpgrade linux-image-6.11.0-1015-awsUpgrade linux-image-azure-nvidia-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-oem-22.04aUpgrade linux-image-5.15.0-142-generic-lpaeUpgrade linux-image-6.11.0-1018-azureUpgrade linux-image-oem-22.04cUpgrade linux-image-aws-fipsUpgrade linux-image-5.15.0-1079-intel-iot-realtimeUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-6.8.0-1040-gcpUpgrade linux-image-6.8.0-1036-azure-fdeUpgrade linux-image-gke-5.15Upgrade linux-image-5.15.0-1083-oracleUpgrade linux-image-genericUpgrade linux-image-6.8.0-1039-nvidiaUpgrade linux-image-5.15.0-1078-ibmUpgrade linux-image-6.8.1-1034-realtimeUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-gke-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-generic-lpaeUpgrade linux-image-5.15.0-1091-azure-fipsUpgrade linux-image-5.15.0-142-generic-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-azureUpgrade linux-image-6.11.0-1011-realtimeUpgrade linux-image-nvidiaUpgrade linux-image-5.15.0-1028-nvidia-tegra-igxUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-oem-20.04cUpgrade linux-image-raspiUpgrade linux-image-azure-fde-edgeUpgrade linux-image-azure-fde-6.8Upgrade linux-image-6.8.0-84-genericUpgrade linux-image-lowlatencyUpgrade linux-image-azure-6.11Upgrade linux-image-aws-6.8Upgrade linux-image-6.8.0-2031-raspi-realtimeUpgrade linux-image-6.11.0-1016-gcpUpgrade linux-image-5.15.0-1082-kvmUpgrade linux-image-5.15.0-1080-nvidia-lowlatencyUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-oem-20.04Upgrade linux-image-fipsUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-nvidia-64kUpgrade linux-image-6.8.0-1023-gkeopUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-gcp-64kUpgrade linux-image-6.8.0-1039-nvidia-lowlatency-64kUpgrade linux-image-ibm-classicUpgrade linux-image-azure-lts-24.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-oem-22.04Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-gkeUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.0-1040-gcp-64kUpgrade linux-image-6.8.0-1038-azure-fdeUpgrade linux-image-6.11.0-1016-gcp-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-oracle-64kUpgrade linux-image-gke-64k-6.8Upgrade linux-image-azure-nvidia-lts-24.04Upgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-generic-64kUpgrade linux-image-6.11.0-1024-oemUpgrade linux-image-6.8.0-1036-gkeUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-virtual-6.8Upgrade linux-image-raspi-6.8Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-lowlatency-64kUpgrade linux-image-intel-iotgUpgrade linux-image-ibmUpgrade linux-image-gcpUpgrade linux-image-aws-64kUpgrade linux-image-6.8.0-85-genericUpgrade linux-image-azure-nvidiaUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-nvidia-tegraUpgrade linux-image-gkeopUpgrade linux-image-gcp-lts-22.04Upgrade linux-image-gcp-fipsUpgrade linux-image-6.8.0-1039-awsUpgrade linux-image-6.8.0-1036-azureUpgrade linux-image-5.15.0-1091-azureUpgrade linux-image-5.15.0-1068-gkeopUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-azure-6.8Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.11.0-28-genericUpgrade linux-image-5.15.0-1085-gcpUpgrade linux-image-5.15.0-1086-aws-64k | Jun 20, 2025 | Apr 2, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2025 | Apr 2, 2025 |
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