In the Linux kernel, the following vulnerability has been resolved:
x86/mm: Check return value from memblock_phys_alloc_range()
At least with CONFIG_PHYSICAL_START=0x100000, if there is < 4 MiB of contiguous free memory available at this point, the kernel will crash and burn because memblock_phys_alloc_range() returns 0 on failure, which leads memblock_phys_free() to throw the first 4 MiB of physical memory to the wolves.
At a minimum it should fail gracefully with a meaningful diagnostic, but in fact everything seems to work fine without the weird reserve allocation.
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_2023 | — | Upgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernel-toolsUpgrade perf6.12Upgrade kernel-libbpf-staticUpgrade kernel-modules-extra-commonUpgrade kernel-livepatch-6.1.141-155.222Upgrade python3-perf6.12-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-libbpf-debuginfoUpgrade kernel6.12-debuginfo-common-x86_64Upgrade kernel-livepatch-6.12.31-35.92Upgrade kernel-develUpgrade kernel6.12-modules-extraUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernelUpgrade perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel6.12-debuginfoUpgrade kernel-tools-debuginfoUpgrade perf6.12-debuginfoUpgrade perfUpgrade kernel6.12Upgrade kernel-tools-develUpgrade kernel-modules-extraUpgrade kernel-libbpf-develUpgrade kernel-headersUpgrade bpftool-debuginfoUpgrade python3-perf6.12Upgrade python3-perfUpgrade python3-perf-debuginfoUpgrade kernel-libbpf | Jul 11, 2025 | Jun 18, 2025 |
| Debian | — | Upgrade linuxUpgrade linux-6.1 | Jun 20, 2025 | Jun 18, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 18, 2025 |
| Ubuntu | — | Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-6.14.0-1016-gcpUpgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.14.0-32-generic-64kUpgrade linux-image-generic-6.14Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-6.14.0-1013-aws-64kUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-aws-64k-6.8Upgrade linux-image-ibm-classicUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-oem-22.04aUpgrade linux-image-gcp-6.14Upgrade linux-image-6.14.0-1016-gcp-64kUpgrade linux-image-lowlatency-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-generic-64kUpgrade linux-image-azure-6.14Upgrade linux-image-fips-6.8Upgrade linux-image-oracle-64k-6.14Upgrade linux-image-oem-22.04bUpgrade linux-image-xilinxUpgrade linux-image-nvidia-64kUpgrade linux-image-oem-22.04cUpgrade linux-image-fipsUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-gcp-fips-6.8Upgrade linux-image-raspi-realtimeUpgrade linux-image-6.14.0-1012-realtimeUpgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-6.14.0-1012-oemUpgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-azureUpgrade linux-image-azure-fips-6.8Upgrade linux-image-6.8.0-1046-azureUpgrade linux-image-gke-6.8Upgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-aws-6.8Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-oem-6.14Upgrade linux-image-oem-24.04bUpgrade linux-image-aws-64kUpgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-aws-6.14Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-kvmUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-aws-64k-6.14Upgrade linux-image-realtimeUpgrade linux-image-oracle-6.14Upgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-oem-24.04cUpgrade linux-image-6.14.0-1013-awsUpgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-intel-iot-realtimeUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-6.14.0-1012-azureUpgrade linux-image-oem-24.04aUpgrade linux-image-intel-iotgUpgrade linux-image-gke-64k-6.8Upgrade linux-image-aws-lts-24.04Upgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-virtual-6.14Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-generic-64k-6.14Upgrade linux-image-gkeUpgrade linux-image-realtime-6.14Upgrade linux-image-aws-fipsUpgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-6.14.0-32-genericUpgrade linux-image-azure-6.8Upgrade linux-image-oem-22.04dUpgrade linux-image-nvidia-6.8Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-oracleUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-awsUpgrade linux-image-6.8.0-100-fipsUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-gcpUpgrade linux-image-6.14.0-1014-raspiUpgrade linux-image-6.14.0-1013-oracle-64kUpgrade linux-image-xilinx-6.8Upgrade linux-image-oem-24.04Upgrade linux-image-gke-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-ibmUpgrade linux-image-ibm-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-generic-64k-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-raspi-6.8Upgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-6.14.0-1013-oracleUpgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-gcp-fipsUpgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-generic-lpaeUpgrade linux-image-genericUpgrade linux-image-virtual-6.8Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-azure-fipsUpgrade linux-image-azure-lts-24.04Upgrade linux-image-generic-6.8 | Jun 26, 2025 | Jun 18, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 8, 2025 | Jun 18, 2025 |
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