In the Linux kernel, the following vulnerability has been resolved:
net: ipv6: ndisc: fix ndisc_ra_useropt to initialize nduseropt_padX fields to zero to prevent an info-leak
When processing Router Advertisements with user options the kernel builds an RTM_NEWNDUSEROPT netlink message. The nduseroptmsg struct has three padding fields that are never zeroed and can leak kernel data
The fix is simple, just zeroes the padding fields.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade bpftool-debuginfoUpgrade kernelUpgrade kernel-livepatch-5.15.204-143.230Upgrade perf-debuginfoUpgrade python-perfUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-headersUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-toolsUpgrade kernel-livepatch-5.10.253-252.1015Upgrade kernel-develUpgrade kernel-debuginfoUpgrade kernel-tools-debuginfoUpgrade bpftoolUpgrade perfUpgrade kernel-tools-devel | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | May 3, 2026 | May 3, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | May 1, 2026 |
| Ubuntu | — | Upgrade linux-image-gcp-fipsUpgrade linux-image-oem-20.04cUpgrade linux-image-genericUpgrade linux-image-generic-lpae-5.15Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-gke-64kUpgrade linux-image-azureUpgrade linux-image-azure-fde-lts-22.04Upgrade linux-image-fips-6.8Upgrade linux-image-oracle-lts-24.04Upgrade linux-image-nvidia-tegraUpgrade linux-image-5.15.0-1109-oracleUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-5.15.0-186-fipsUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1063-azureUpgrade linux-image-xilinxUpgrade linux-image-ibm-classicUpgrade linux-image-intelUpgrade linux-image-6.8.0-1059-nvidiaUpgrade linux-image-6.8.0-1062-azure-fdeUpgrade linux-image-5.15.0-1075-xilinx-zynqmpUpgrade linux-image-nvidia-tegra-6.8Upgrade linux-image-oem-22.04cUpgrade linux-image-azure-lts-24.04Upgrade linux-image-gke-64k-6.8Upgrade linux-image-ibm-6.8Upgrade linux-image-gcp-64kUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-xilinx-6.8Upgrade linux-image-gkeopUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-nvidia-tegra-5.15Upgrade linux-image-6.8.0-136-genericUpgrade linux-image-5.15.0-1107-nvidia-lowlatencyUpgrade linux-image-6.8.0-1059-gke-64kUpgrade linux-image-6.8.0-1061-aws-fipsUpgrade linux-image-6.8.0-1030-nvidia-tegra-rtUpgrade linux-image-5.15.0-1117-azure-fipsUpgrade linux-image-gke-5.15Upgrade linux-image-oem-20.04bUpgrade linux-image-5.15.0-1112-awsUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-aws-lts-24.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-nvidiaUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-1061-aws-64kUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-raspi-5.15Upgrade linux-image-realtime-6.8.1Upgrade linux-image-5.15.0-1111-realtimeUpgrade linux-image-oem-22.04Upgrade linux-image-oem-22.04aUpgrade linux-image-raspi-realtimeUpgrade linux-image-azure-fde-5.15Upgrade linux-image-5.15.0-1064-nvidia-tegra-rtUpgrade linux-image-gke-6.8Upgrade linux-image-realtime-5.15Upgrade linux-image-6.8.0-1063-azure-fipsUpgrade linux-image-generic-64kUpgrade linux-image-nvidia-tegra-igx-5.15Upgrade linux-image-6.8.0-1058-oracleUpgrade linux-image-5.15.0-1112-aws-64kUpgrade linux-image-oem-22.04dUpgrade linux-image-5.15.0-186-generic-lpaeUpgrade linux-image-oracle-5.15Upgrade linux-image-gcp-fips-5.15Upgrade linux-image-oem-20.04dUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-generic-64k-5.15Upgrade linux-image-nvidia-6.8Upgrade linux-image-6.8.0-1058-oracle-64kUpgrade linux-image-laptop-23.10Upgrade linux-image-6.8.0-1046-gkeopUpgrade linux-image-aws-lts-22.04Upgrade linux-image-kvm-5.15Upgrade linux-image-6.8.0-1059-nvidia-64kUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-raspi-6.8Upgrade linux-image-raspi-realtime-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-5.15.0-1108-gkeUpgrade linux-image-oracle-6.8Upgrade linux-image-azure-lts-22.04Upgrade linux-image-5.15.0-1053-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-1117-azure-fdeUpgrade linux-image-intel-iotg-5.15Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-nvidia-64kUpgrade linux-image-gcpUpgrade linux-image-azure-fips-6.8Upgrade linux-image-aws-fips-5.15Upgrade linux-image-6.8.0-1030-nvidia-tegraUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-6.8.0-136-fipsUpgrade linux-image-azure-6.8Upgrade linux-image-azure-5.15Upgrade linux-image-azure-fdeUpgrade linux-image-5.15.0-1064-nvidia-tegraUpgrade linux-image-5.15.0-1107-nvidiaUpgrade linux-image-virtual-6.8Upgrade linux-image-aws-6.8Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-oem-22.04bUpgrade linux-image-raspiUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1061-ibmUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-intel-iotgUpgrade linux-image-nvidia-5.15Upgrade linux-image-azure-fips-5.15Upgrade linux-image-nvidia-tegra-rt-5.15Upgrade linux-image-lowlatencyUpgrade linux-image-azure-cvmUpgrade linux-image-6.8.0-136-generic-64kUpgrade linux-image-fips-5.15Upgrade linux-image-azure-fde-6.8Upgrade linux-image-aws-64k-5.15Upgrade linux-image-generic-lpaeUpgrade linux-image-generic-64k-6.8Upgrade linux-image-gcp-5.15Upgrade linux-image-aws-64k-6.8Upgrade linux-image-6.8.0-2050-raspi-realtimeUpgrade linux-image-6.8.0-1059-nvidia-lowlatency-64kUpgrade linux-image-lowlatency-6.8Upgrade linux-image-realtimeUpgrade linux-image-6.8.0-1059-nvidia-lowlatencyUpgrade linux-image-oracle-lts-22.04Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-5.15.0-186-generic-64kUpgrade linux-image-5.15.0-1107-intel-iotgUpgrade linux-image-lowlatency-5.15Upgrade linux-image-gkeop-6.8Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-generic-6.8Upgrade linux-image-6.8.1-1056-realtimeUpgrade linux-image-6.8.0-1064-gcp-fipsUpgrade linux-image-5.15.0-1053-nvidia-tegra-igxUpgrade linux-image-5.15.0-1106-raspiUpgrade linux-image-oem-20.04Upgrade linux-image-lowlatency-64k-5.15Upgrade linux-image-6.8.0-1064-gcp-64kUpgrade linux-image-6.8.0-1059-gkeUpgrade linux-image-6.8.0-1061-awsUpgrade linux-image-aws-64kUpgrade linux-image-5.15.0-1117-azureUpgrade linux-image-nvidia-tegra-igx-rt-5.15Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-fipsUpgrade linux-image-xilinx-zynqmp-5.15Upgrade linux-image-6.8.0-136-lowlatencyUpgrade linux-image-5.15.0-184-lowlatencyUpgrade linux-image-nvidia-tegra-rt-6.8Upgrade linux-image-intel-iot-realtime-5.15Upgrade linux-image-aws-5.15Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-awsUpgrade linux-image-oracleUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-5.15.0-1104-kvmUpgrade linux-image-raspi-nolpaeUpgrade linux-image-5.15.0-1112-aws-fipsUpgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-azure-fipsUpgrade linux-image-5.15.0-184-lowlatency-64kUpgrade linux-image-6.8.0-1064-gcpUpgrade linux-image-ibm-5.15Upgrade linux-image-aws-fips-6.8Upgrade linux-image-aws-fipsUpgrade linux-image-6.8.0-1061-raspiUpgrade linux-image-5.15.0-186-genericUpgrade linux-image-5.15.0-1104-intel-iot-realtimeUpgrade linux-image-5.15.0-1095-gkeopUpgrade linux-image-nvidia-lowlatency-5.15Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-gcp-6.8Upgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-aws-64k-lts-22.04Upgrade linux-image-virtualUpgrade linux-image-5.15.0-1112-gcpUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-6.8.0-136-lowlatency-64kUpgrade linux-image-5.15.0-1106-ibmUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gkeop-5.15Upgrade linux-image-6.8.0-1033-xilinxUpgrade linux-image-generic-5.15Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-virtual-5.15Upgrade linux-image-gkeUpgrade linux-image-5.15.0-1112-gcp-fipsUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-kvm | May 25, 2026 | May 1, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | May 1, 2026 |
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