In the Linux kernel, the following vulnerability has been resolved:
nfs4_setup_readdir(): insufficient locking for ->d_parent->d_inode dereferencing
Theoretically it's an oopsable race, but I don't believe one can manage to hit it on real hardware; might become doable on a KVM, but it still won't be easy to attack.
Anyway, it's easy to deal with - since xdr_encode_hyper() is just a call of put_unaligned_be64(), we can put that under ->d_lock and be done with that.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade bpftool-debuginfoUpgrade perf-debuginfoUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-livepatch-5.15.197-138.220Upgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-develUpgrade perfUpgrade kernelUpgrade python-perf-debuginfoUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-livepatch-5.10.247-246.989Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-debuginfoUpgrade kernel-tools-devel | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade kernel-debuginfo-common-x86_64Upgrade kernel6.12-debuginfoUpgrade kernel6.12-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-libbpf-develUpgrade python3-perf6.12Upgrade kernel6.12-libbpf-debuginfoUpgrade kernel6.12-toolsUpgrade bpftool6.12-debuginfoUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel6.12-modules-extra-commonUpgrade kernel6.12-modules-extraUpgrade kernel-libbpfUpgrade perf-debuginfoUpgrade bpftool6.12Upgrade kernel-tools-debuginfoUpgrade kernel-modules-extraUpgrade kernel-debuginfoUpgrade perf6.12Upgrade kernel6.12-tools-develUpgrade kernel6.12Upgrade bpftool-debuginfoUpgrade kernel6.12-libbpf-develUpgrade kernel-headersUpgrade bpftoolUpgrade kernel-libbpf-debuginfoUpgrade kernel-livepatch-6.12.58-82.121Upgrade perf6.12-debuginfoUpgrade perfUpgrade kernel-tools-develUpgrade kernel-livepatch-6.1.159-181.297Upgrade kernel6.12-libbpfUpgrade kernel-modules-extra-commonUpgrade kernel6.12-headersUpgrade kernel-libbpf-staticUpgrade python3-perf-debuginfoUpgrade python3-perf6.12-debuginfoUpgrade kernel6.12-libbpf-staticUpgrade kernel-debuginfo-common-aarch64Upgrade python3-perfUpgrade kernel6.12-tools-debuginfoUpgrade kernel6.12-develUpgrade kernel-toolsUpgrade kernel-devel | Jan 12, 2026 | Dec 16, 2025 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Dec 18, 2025 | Dec 18, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernelUpgrade kernel-tools-libsUpgrade bpftool | Mar 17, 2026 | Mar 16, 2026 |
| Oracle_linux | — | Upgrade kernel-uek | Jan 15, 2026 | Dec 16, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Dec 16, 2025 |
| Ubuntu | — | Upgrade linux-image-6.17.0-1006-realtimeUpgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-oem-20.04bUpgrade linux-image-6.8.0-1048-gkeUpgrade linux-image-aws-5.15Upgrade linux-image-azure-6.8Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1052-gcp-64kUpgrade linux-image-5.15.0-1109-azureUpgrade linux-image-5.15.0-1110-azureUpgrade linux-image-5.15.0-1086-gkeopUpgrade linux-image-5.15.0-173-generic-lpaeUpgrade linux-image-raspi-6.8Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-5.15.0-173-lowlatencyUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-realtime-6.17Upgrade linux-image-6.8.0-1049-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1049-nvidiaUpgrade linux-image-genericUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-1049-nvidia-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-raspi-5.15Upgrade linux-image-virtual-6.17Upgrade linux-image-oracle-64kUpgrade linux-image-xilinx-6.8Upgrade linux-image-5.15.0-1099-gkeUpgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1067-xilinx-zynqmpUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-6.8.0-106-generic-64kUpgrade linux-image-6.8.0-1035-gkeopUpgrade linux-image-oem-22.04bUpgrade linux-image-oem-20.04Upgrade linux-image-oem-20.04dUpgrade linux-image-oem-22.04aUpgrade linux-image-lowlatency-5.15Upgrade linux-image-6.8.0-1050-awsUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-gcpUpgrade linux-image-6.8.0-2040-raspi-realtimeUpgrade linux-image-aws-6.17Upgrade linux-image-azure-5.15Upgrade linux-image-gke-5.15Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-virtualUpgrade linux-image-nvidia-tegraUpgrade linux-image-5.15.0-1103-aws-64kUpgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-azure-fips-5.15Upgrade linux-image-azureUpgrade linux-image-gke-64k-6.8Upgrade linux-image-nvidia-5.15Upgrade linux-image-aws-64kUpgrade linux-image-6.8.0-1052-azure-fipsUpgrade linux-image-azure-fips-6.8Upgrade linux-image-5.15.0-1100-oracleUpgrade linux-image-6.8.0-1049-ibmUpgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.17.0-1008-azureUpgrade linux-image-gkeop-5.15Upgrade linux-image-raspi-6.17Upgrade linux-image-fips-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-6.17Upgrade linux-image-5.15.0-1098-intel-iotgUpgrade linux-image-6.8.0-106-genericUpgrade linux-image-5.15.0-1109-azure-fipsUpgrade linux-image-6.8.0-1049-nvidia-lowlatencyUpgrade linux-image-5.15.0-1097-raspiUpgrade linux-image-aws-lts-24.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-5.15.0-1055-nvidia-tegraUpgrade linux-image-5.15.0-1095-kvmUpgrade linux-image-fips-5.15Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-oem-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-intel-iotgUpgrade linux-image-xilinxUpgrade linux-image-generic-6.8Upgrade linux-image-generic-hwe-20.04Upgrade linux-image-intelUpgrade linux-image-6.8.0-1047-oracleUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1029-xilinxUpgrade linux-image-azure-6.17Upgrade linux-image-azure-lts-22.04Upgrade linux-image-gkeopUpgrade linux-image-6.8.0-106-lowlatency-64kUpgrade linux-image-oracle-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-nvidia-64kUpgrade linux-image-realtime-5.15Upgrade linux-image-kvm-5.15Upgrade linux-image-lowlatency-64kUpgrade linux-image-5.15.0-173-lowlatency-64kUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-6.8.0-106-fipsUpgrade linux-image-6.8.1-1045-realtimeUpgrade linux-image-5.15.0-173-genericUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-gkeop-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-generic-lpae-5.15Upgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-nvidiaUpgrade linux-image-aws-6.8Upgrade linux-image-gkeUpgrade linux-image-gke-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-oem-20.04cUpgrade linux-image-oem-22.04cUpgrade linux-image-oem-22.04dUpgrade linux-image-lowlatency-6.8Upgrade linux-image-awsUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-aws-lts-22.04Upgrade linux-image-generic-5.15Upgrade linux-image-aws-fipsUpgrade linux-image-aws-64k-5.15Upgrade linux-image-6.8.0-1052-gcpUpgrade linux-image-6.17.0-1007-oracleUpgrade linux-image-5.15.0-1044-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1044-nvidia-tegra-igxUpgrade linux-image-kvmUpgrade linux-image-ibm-classicUpgrade linux-image-virtual-5.15Upgrade linux-image-aws-fips-5.15Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-gcp-5.15Upgrade linux-image-gcp-fipsUpgrade linux-image-6.8.0-1050-aws-64kUpgrade linux-image-oracleUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-raspi-nolpaeUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-nvidia-6.8Upgrade linux-image-gke-64kUpgrade linux-image-fipsUpgrade linux-image-azure-lts-24.04Upgrade linux-image-6.17.0-14-generic-64kUpgrade linux-image-6.17.0-1008-raspiUpgrade linux-image-5.15.0-1103-gcpUpgrade linux-image-5.15.0-1098-nvidia-lowlatencyUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-virtual-6.8Upgrade linux-image-realtimeUpgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-gcp-64k-6.17Upgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-nvidia-tegra-igxUpgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-generic-lpaeUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-azure-fipsUpgrade linux-image-6.8.0-1052-gcp-fipsUpgrade linux-image-6.17.0-1011-oemUpgrade linux-image-6.17.0-1007-gcpUpgrade linux-image-5.15.0-1055-nvidia-tegra-rtUpgrade linux-image-oem-6.17Upgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-generic-64k-6.8Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-1047-oracle-64kUpgrade linux-image-6.17.0-1007-oracle-64kUpgrade linux-image-6.17.0-1007-gcp-64kUpgrade linux-image-5.15.0-1102-realtimeUpgrade linux-image-5.15.0-1097-ibmUpgrade linux-image-5.15.0-1094-intel-iot-realtimeUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-generic-64k-6.17Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-106-lowlatencyUpgrade linux-image-oracle-5.15Upgrade linux-image-5.15.0-1103-gcp-fipsUpgrade linux-image-5.15.0-1103-aws-fipsUpgrade linux-image-ibm-6.8Upgrade linux-image-6.17.0-14-genericUpgrade linux-image-gcp-6.17Upgrade linux-image-5.15.0-1103-awsUpgrade linux-image-gcp-64kUpgrade linux-image-6.8.0-1048-gke-64kUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-generic-64k-5.15Upgrade linux-image-6.17.0-1007-aws-64kUpgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-azure-cvmUpgrade linux-image-gcp-fips-5.15Upgrade linux-image-5.15.0-1098-nvidiaUpgrade linux-image-aws-64k-6.17Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.17.0-1007-awsUpgrade linux-image-raspiUpgrade linux-image-oracle-6.17Upgrade linux-image-6.8.0-1050-raspiUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1050-aws-fipsUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-5.15.0-173-generic-64kUpgrade linux-image-ibm-5.15Upgrade linux-image-5.15.0-173-fips | Feb 13, 2026 | Feb 12, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Dec 16, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub