In the Linux kernel, the following vulnerability has been resolved:
ksmbd: validate EaNameLength in smb2_get_ea()
smb2_get_ea() reads ea_req->EaNameLength from the client request and passes it directly to strncmp() as the comparison length without verifying that the length of the name really is the size of the input buffer received.
Fix this up by properly checking the size of the name based on the value received and the overall size of the request, to prevent a later strncmp() call to use the length as a "trusted" size of the buffer. Without this check, uninitialized heap values might be slowly leaked to the client.
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:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Jul 5, 2026 | Jul 5, 2026 |
| Ubuntu | — | Upgrade linux-image-gcpUpgrade linux-image-6.8.0-1059-gkeUpgrade linux-image-7.0.0-1008-aws-64kUpgrade linux-image-aws-64kUpgrade linux-image-6.8.0-1046-gkeopUpgrade linux-image-azure-fde-7.0Upgrade linux-image-ibmUpgrade linux-image-oracleUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-nvidia-tegra-6.8Upgrade linux-image-azure-fips-6.8Upgrade linux-image-gcp-7.0Upgrade linux-image-virtual-hwe-26.04Upgrade linux-image-7.0.0-28-genericUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-oracle-7.0Upgrade linux-image-oem-22.04Upgrade linux-image-6.8.0-1059-nvidia-64kUpgrade linux-image-6.8.1-1056-realtimeUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-7.0.0-1009-ibmUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-generic-64kUpgrade linux-image-7.0.0-1013-nvidiaUpgrade linux-image-7.0.0-1013-nvidia-64kUpgrade linux-image-azure-fipsUpgrade linux-image-virtual-7.0Upgrade linux-image-fipsUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-virtualUpgrade linux-image-7.0.0-1009-azure-fdeUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-oem-24.04bUpgrade linux-image-azure-lts-24.04Upgrade linux-image-azure-6.8Upgrade linux-image-ibm-6.8Upgrade linux-image-6.8.0-1059-nvidia-lowlatency-64kUpgrade linux-image-lowlatency-64kUpgrade linux-image-nvidia-64k-7.0Upgrade linux-image-ibm-7.0Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-6.8.0-1030-nvidia-tegraUpgrade linux-image-aws-64k-6.8Upgrade linux-image-7.0.0-1007-gcp-64kUpgrade linux-image-oem-20.04bUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-lowlatencyUpgrade linux-image-generic-lpaeUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-generic-6.8Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-1058-oracle-64kUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-azure-fdeUpgrade linux-image-raspi-realtimeUpgrade linux-image-nvidia-tegraUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-7.0.0-1007-oracleUpgrade linux-image-7.0.0-1007-oracle-64kUpgrade linux-image-7.0.0-1008-awsUpgrade linux-image-6.8.0-1061-awsUpgrade linux-image-6.8.0-1059-nvidia-lowlatencyUpgrade linux-image-genericUpgrade linux-image-generic-64k-6.8Upgrade linux-image-oem-22.04bUpgrade linux-image-oem-24.04dUpgrade linux-image-oem-22.04aUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-7.0.0-1010-azureUpgrade linux-image-nvidiaUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-7.0.0-1014-raspiUpgrade linux-image-oracle-64k-7.0Upgrade linux-image-6.8.0-1061-raspiUpgrade linux-image-6.8.0-136-lowlatencyUpgrade linux-image-6.8.0-1064-gcp-64kUpgrade linux-image-6.8.0-1064-gcp-fipsUpgrade linux-image-xilinxUpgrade linux-image-oem-20.04dUpgrade linux-image-gkeopUpgrade linux-image-6.8.0-1033-xilinxUpgrade linux-image-aws-64k-7.0Upgrade linux-image-fips-6.8Upgrade linux-image-ibm-classicUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-7.0.0-27-realtimeUpgrade linux-image-6.8.0-1061-ibmUpgrade linux-image-6.8.0-136-generic-64kUpgrade linux-image-nvidia-7.0Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-generic-7.0Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-azure-7.0Upgrade linux-image-6.8.0-1061-aws-64kUpgrade linux-image-raspi-6.8Upgrade linux-image-oem-20.04cUpgrade linux-image-6.8.0-1063-azureUpgrade linux-image-6.8.0-1059-gke-64kUpgrade linux-image-6.8.0-1058-oracleUpgrade linux-image-raspi-7.0Upgrade linux-image-oracle-64kUpgrade linux-image-gcp-64kUpgrade linux-image-gke-6.8Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-intel-iotgUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-aws-6.8Upgrade linux-image-7.0.0-28-generic-64kUpgrade linux-image-7.0.0-1007-gcpUpgrade linux-image-aws-7.0Upgrade linux-image-azureUpgrade linux-image-7.0.0-27-genericUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-gke-64k-6.8Upgrade linux-image-virtual-6.8Upgrade linux-image-realtime-64k-7.0Upgrade linux-image-oem-24.04cUpgrade linux-image-nvidia-64kUpgrade linux-image-7.0.0-27-realtime-64kUpgrade linux-image-realtimeUpgrade linux-image-gkeUpgrade linux-image-azure-fde-6.8Upgrade linux-image-6.8.0-136-fipsUpgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-6.8Upgrade linux-image-7.0.0-27-generic-64kUpgrade linux-image-6.8.0-136-genericUpgrade linux-image-6.8.0-1062-azure-fdeUpgrade linux-image-raspiUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-generic-64k-7.0Upgrade linux-image-gcp-64k-6.8Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-generic-64k-hwe-26.04Upgrade linux-image-gcp-fipsUpgrade linux-image-aws-fips-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-realtime-64k-hwe-26.04Upgrade linux-image-oem-24.04aUpgrade linux-image-6.8.0-136-lowlatency-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-oem-22.04dUpgrade linux-image-6.8.0-1030-nvidia-tegra-rtUpgrade linux-image-6.8.0-1059-nvidiaUpgrade linux-image-kvmUpgrade linux-image-6.8.0-2050-raspi-realtimeUpgrade linux-image-6.8.0-1063-azure-fipsUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-awsUpgrade linux-image-realtime-64kUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-aws-fipsUpgrade linux-image-generic-hwe-26.04Upgrade linux-image-raspi-realtime-7.0Upgrade linux-image-gcp-64k-7.0Upgrade linux-image-aws-lts-24.04Upgrade linux-image-realtime-7.0Upgrade linux-image-xilinx-6.8Upgrade linux-image-realtime-hwe-26.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-gke-64kUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.8.0-1061-aws-fipsUpgrade linux-image-6.8.0-1064-gcpUpgrade linux-image-7.0.0-1014-raspi-realtimeUpgrade linux-image-oracle-6.8Upgrade linux-image-oem-24.04Upgrade linux-image-oem-22.04cUpgrade linux-image-nvidia-tegra-rt-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-laptop-23.10 | Jul 1, 2026 | Apr 24, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jun 10, 2026 | Apr 24, 2026 |
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