In the Linux kernel, the following vulnerability has been resolved:
smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open()
null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) and parse_lease_state() return NULL.
Fix this by check if 'lease_ctx_info' is NULL.
Additionally, remove the redundant parentheses in parse_durable_handle_context().
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade bpftoolUpgrade perfUpgrade kernel-livepatch-5.15.184-125.190Upgrade perf-debuginfoUpgrade python-perfUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-headersUpgrade kernelUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo | May 30, 2025 | Sep 18, 2024 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Apr 29, 2025 | Sep 18, 2024 |
| Oracle_linux | — | Upgrade kernel-uek | Jul 17, 2025 | Sep 18, 2024 |
| Ubuntu | — | Upgrade linux-image-5.15.0-1084-kvmUpgrade linux-image-5.15.0-1088-awsUpgrade linux-image-oem-20.04dUpgrade linux-image-ibm-5.15Upgrade linux-image-raspi-5.15Upgrade linux-image-generic-lpaeUpgrade linux-image-5.15.0-144-lowlatencyUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-azure-5.15Upgrade linux-image-generic-64kUpgrade linux-image-5.15.0-144-genericUpgrade linux-image-oem-20.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.15.0-1088-aws-64kUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-5.15.0-1082-nvidiaUpgrade linux-image-5.15.0-1030-nvidia-tegra-igxUpgrade linux-image-5.15.0-1083-raspiUpgrade linux-image-realtime-5.15Upgrade linux-image-genericUpgrade linux-image-5.15.0-1080-ibmUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-fips-5.15Upgrade linux-image-nvidiaUpgrade linux-image-5.15.0-1087-gcpUpgrade linux-image-lowlatency-64kUpgrade linux-image-lowlatencyUpgrade linux-image-ibmUpgrade linux-image-azureUpgrade linux-image-5.15.0-144-generic-lpaeUpgrade linux-image-generic-lpae-5.15Upgrade linux-image-oracle-5.15Upgrade linux-image-oem-20.04cUpgrade linux-image-azure-lts-22.04Upgrade linux-image-raspiUpgrade linux-image-lowlatency-5.15Upgrade linux-image-oem-20.04bUpgrade linux-image-gcp-fipsUpgrade linux-image-nvidia-5.15Upgrade linux-image-gke-5.15Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-gkeopUpgrade linux-image-5.15.0-1085-oracleUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-intelUpgrade linux-image-kvm-5.15Upgrade linux-image-intel-iotgUpgrade linux-image-azure-fips-5.15Upgrade linux-image-gcpUpgrade linux-image-gkeUpgrade linux-image-5.15.0-144-lowlatency-64kUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-1094-azureUpgrade linux-image-generic-64k-5.15Upgrade linux-image-5.15.0-1085-gkeUpgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-nvidia-tegra-igxUpgrade linux-image-5.15.0-1082-nvidia-lowlatencyUpgrade linux-image-5.15.0-1030-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1041-nvidia-tegra-rtUpgrade linux-image-virtualUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-gcp-fips-5.15Upgrade linux-image-5.15.0-1087-gcp-fipsUpgrade linux-image-5.15.0-144-fipsUpgrade linux-image-5.15.0-1052-xilinx-zynqmpUpgrade linux-image-azure-fipsUpgrade linux-image-gcp-5.15Upgrade linux-image-5.15.0-1070-gkeopUpgrade linux-image-5.15.0-144-generic-64kUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-5.15.0-1041-nvidia-tegraUpgrade linux-image-5.15.0-1088-aws-fipsUpgrade linux-image-generic-5.15Upgrade linux-image-raspi-nolpaeUpgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-aws-5.15Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-aws-fipsUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-oracleUpgrade linux-image-gkeop-5.15Upgrade linux-image-aws-64k-5.15Upgrade linux-image-5.15.0-1094-azure-fipsUpgrade linux-image-5.15.0-1081-intel-iot-realtimeUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-fipsUpgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-virtual-5.15Upgrade linux-image-5.15.0-1088-realtimeUpgrade linux-image-awsUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-aws-fips-5.15Upgrade linux-image-realtimeUpgrade linux-image-kvmUpgrade linux-image-5.15.0-1083-intel-iotg | Jun 26, 2025 | Sep 18, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 9, 2025 | Sep 18, 2024 |
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