In the Linux kernel, the following vulnerability has been resolved:
mm/swapfile: add cond_resched() in get_swap_pages()
The softlockup still occurs in get_swap_pages() under memory pressure. 64 CPU cores, 64GB memory, and 28 zram devices, the disksize of each zram device is 50MB with same priority as si. Use the stress-ng tool to increase memory pressure, causing the system to oom frequently.
The plist_for_each_entry_safe() loops in get_swap_pages() could reach tens of thousands of times to find available space (extreme case: cond_resched() is not called in scan_swap_map_slots()). Let's add cond_resched() into get_swap_pages() when failed to find available space to avoid softlockup.
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 python-perf-debuginfoUpgrade bpftool-debuginfoUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-toolsUpgrade kernel-headersUpgrade kernel-livepatch-5.10.173-154.642Upgrade bpftoolUpgrade kernel-livepatch-4.14.309-231.529Upgrade kernel-debuginfoUpgrade perf-debuginfoUpgrade kernel-livepatch-5.15.93-55.139Upgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade kernel-tools-debuginfoUpgrade kernel-tools-develUpgrade kernel-devel | May 21, 2025 | Mar 27, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade bpftoolUpgrade python3-perfUpgrade kernel-libbpf-develUpgrade python3-perf-debuginfoUpgrade kernel-libbpf-staticUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernelUpgrade kernel-tools-develUpgrade perfUpgrade kernel-debuginfoUpgrade kernel-livepatch-6.1.12-17.42Upgrade kernel-libbpfUpgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-headersUpgrade kernel-tools-debuginfo | Jun 11, 2025 | Mar 27, 2025 |
| Debian | — | Upgrade linux | Mar 31, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernelUpgrade bpftoolUpgrade python3-perf | Jul 1, 2025 | Mar 27, 2025 |
| Redhat_linux | — | Upgrade kernelNo solution existsUpgrade kernel-rt | Jul 9, 2025 | Mar 27, 2025 |
| Ubuntu | — | Upgrade linux-intel-iotgUpgrade linux-gcp-5.15Upgrade linux-nvidia-tegra-5.15Upgrade linux-hwe-5.15Upgrade linux-gcpUpgrade linux-realtimeUpgrade linux-awsUpgrade linux-aws-5.4Upgrade linux-azure-4.15Upgrade linux-intel-iotg-5.15Upgrade linux-riscv-5.15Upgrade linux-iotUpgrade linux-oracle-5.4Upgrade linux-azureUpgrade linux-lowlatency-hwe-5.15Upgrade linux-raspiUpgrade linux-aws-5.15Upgrade linux-bluefieldUpgrade linux-raspi-5.4Upgrade linux-fipsUpgrade linux-aws-hweUpgrade linux-gcp-fipsUpgrade linux-azure-5.4Upgrade linux-gcp-5.4Upgrade linux-lowlatencyUpgrade linux-oracleUpgrade linux-azure-fde-5.15Upgrade linux-gkeUpgrade linux-kvmUpgrade linux-intel-iot-realtimeUpgrade linux-oracle-5.15Upgrade linux-gcp-4.15Upgrade linux-aws-fipsUpgrade linux-ibmUpgrade linux-nvidiaUpgrade linux-hwe-5.4Upgrade linux-azure-fipsUpgrade linux-ibm-5.4Upgrade linux-gkeopUpgrade linux-xilinx-zynqmpUpgrade linux-azure-5.15Upgrade linuxUpgrade linux-hwe | 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