In the Linux kernel, the following vulnerability has been resolved:
RDMA/hfi1: Prevent panic when SDMA is disabled
If the hfi1 module is loaded with HFI1_CAP_SDMA off, a call to hfi1_write_iter() will dereference a NULL pointer and panic. A typical stack frame is:
sdma_select_user_engine [hfi1] hfi1_user_sdma_process_request [hfi1] hfi1_write_iter [hfi1] do_iter_readv_writev do_iter_write vfs_writev do_writev do_syscall_64
The fix is to test for SDMA in hfi1_write_iter() and fail the I/O with EINVAL.
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 |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Feb 27, 2025 | Feb 27, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernelUpgrade python3-perfUpgrade kernel-abi-stablelists | Jul 11, 2025 | Feb 26, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernelUpgrade python3-perfUpgrade bpftoolUpgrade kernel-tools-libs | Jul 1, 2025 | Feb 26, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 26, 2025 |
| Ubuntu | — | Upgrade linux-bluefieldUpgrade linux-azureUpgrade linux-ibm-5.4Upgrade linux-iotUpgrade linux-hweUpgrade linux-azure-5.4Upgrade linux-gcp-fipsUpgrade linux-awsUpgrade linux-raspi-5.4Upgrade linux-gcp-4.15Upgrade linux-azure-4.15Upgrade linux-aws-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linuxUpgrade linux-hwe-5.15Upgrade linux-fipsUpgrade linux-aws-fipsUpgrade linux-riscv-5.15Upgrade linux-oracle-5.4Upgrade linux-azure-fipsUpgrade linux-azure-5.15Upgrade linux-raspiUpgrade linux-aws-hweUpgrade linux-aws-5.4Upgrade linux-gcp-5.15Upgrade linux-gcp-5.4Upgrade linux-nvidiaUpgrade linux-gcpUpgrade linux-gkeopUpgrade linux-intel-iotgUpgrade linux-oracle-5.15Upgrade linux-oracleUpgrade linux-ibmUpgrade linux-hwe-5.4Upgrade linux-intel-iotg-5.15Upgrade linux-lowlatencyUpgrade linux-azure-fde-5.15Upgrade linux-kvmUpgrade linux-gkeUpgrade linux-realtime | Mar 3, 2025 | Feb 26, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Feb 26, 2025 |
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