In the Linux kernel, the following vulnerability has been resolved:
ovl: Use "buf" flexible array for memcpy() destination
The "buf" flexible array needs to be the memcpy() destination to avoid false positive run-time warning from the recent FORTIFY_SOURCE hardening:
memcpy: detected field-spanning write (size 93) of single field "&fh->fb" at fs/overlayfs/export.c:799 (size 21)
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/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 kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-develUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-tools-develUpgrade python-perfUpgrade kernel-debuginfo-common-aarch64Upgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade perf-debuginfoUpgrade kernel-livepatch-5.15.93-55.139Upgrade perfUpgrade bpftool | May 22, 2025 | Mar 27, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-livepatch-6.1.12-17.42Upgrade kernel-libbpf-staticUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-x86_64Upgrade python3-perf-debuginfoUpgrade kernel-libbpf-develUpgrade python3-perfUpgrade kernelUpgrade bpftoolUpgrade kernel-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-toolsUpgrade kernel-headersUpgrade perfUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-debuginfoUpgrade kernel-libbpfUpgrade kernel-devel | Jun 11, 2025 | Mar 27, 2025 |
| Debian | — | Upgrade linux | Mar 31, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade python3-perfUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade bpftoolUpgrade kernel-tools-libs | Jun 13, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-toolsUpgrade kernelUpgrade python3-perf | Jul 21, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernelUpgrade bpftoolUpgrade kernel-toolsUpgrade kernel-tools-libs | Jul 1, 2025 | Mar 27, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Mar 27, 2025 |
| Ubuntu | — | Upgrade linux-gkeUpgrade linux-lowlatency-hwe-5.15Upgrade linux-raspiUpgrade linuxUpgrade linux-bluefieldUpgrade linux-aws-5.15Upgrade linux-nvidia-tegra-5.15Upgrade linux-awsUpgrade linux-intel-iot-realtimeUpgrade linux-kvmUpgrade linux-oracleUpgrade linux-intel-iotg-5.15Upgrade linux-intel-iotgUpgrade linux-lowlatencyUpgrade linux-oracle-5.15Upgrade linux-gcpUpgrade linux-realtimeUpgrade linux-azure-5.15Upgrade linux-gkeopUpgrade linux-ibmUpgrade linux-riscv-5.15Upgrade linux-hwe-5.15Upgrade linux-nvidiaUpgrade linux-gcp-5.15Upgrade linux-azure-fde-5.15Upgrade linux-azure | Apr 1, 2025 | Mar 27, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 10, 2025 | 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