In the Linux kernel, the following vulnerability has been resolved:
efi: fix potential NULL deref in efi_mem_reserve_persistent
When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL.
This patch adds a check that falls back on allocating a new page in case memremap doesn't succeed.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
[ardb: return -ENOMEM instead of breaking out of the loop]
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-debuginfo-common-x86_64Upgrade bpftoolUpgrade kernel-toolsUpgrade python-perfUpgrade perf-debuginfoUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-livepatch-5.15.93-55.139Upgrade kernelUpgrade kernel-tools-develUpgrade python-perf-debuginfoUpgrade perfUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade kernel-livepatch-5.10.173-154.642 | May 22, 2025 | Mar 27, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-libbpfUpgrade kernel-headersUpgrade kernel-tools-debuginfoUpgrade kernel-livepatch-6.1.12-17.42Upgrade python3-perfUpgrade bpftool-debuginfoUpgrade perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-libbpf-develUpgrade bpftoolUpgrade kernelUpgrade perfUpgrade kernel-toolsUpgrade kernel-develUpgrade kernel-tools-develUpgrade python3-perf-debuginfoUpgrade kernel-libbpf-staticUpgrade kernel-debuginfo-common-aarch64 | Jun 11, 2025 | Mar 27, 2025 |
| Debian | — | Upgrade linux | Mar 31, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-tools-libs | Jul 1, 2025 | Mar 27, 2025 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Jul 9, 2025 | Mar 27, 2025 |
| Ubuntu | — | Upgrade linux-aws-fipsUpgrade linux-gcp-fipsUpgrade linux-hwe-5.4Upgrade linux-gkeopUpgrade linux-oracle-5.15Upgrade linuxUpgrade linux-oracleUpgrade linux-ibmUpgrade linux-ibm-5.4Upgrade linux-azure-5.15Upgrade linux-gcp-5.4Upgrade linux-xilinx-zynqmpUpgrade linux-nvidiaUpgrade linux-intel-iot-realtimeUpgrade linux-lowlatencyUpgrade linux-azure-fipsUpgrade linux-awsUpgrade linux-raspi-5.4Upgrade linux-lowlatency-hwe-5.15Upgrade linux-azure-5.4Upgrade linux-aws-5.15Upgrade linux-bluefieldUpgrade linux-iotUpgrade linux-gkeUpgrade linux-kvmUpgrade linux-fipsUpgrade linux-riscv-5.15Upgrade linux-gcpUpgrade linux-aws-5.4Upgrade linux-gcp-5.15Upgrade linux-oracle-5.4Upgrade linux-nvidia-tegra-5.15Upgrade linux-raspiUpgrade linux-realtimeUpgrade linux-intel-iotg-5.15Upgrade linux-hwe-5.15Upgrade linux-intel-iotgUpgrade linux-azure | Apr 1, 2025 | Mar 27, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Mar 27, 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