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 perf-debuginfoUpgrade kernel-develUpgrade kernel-tools-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade kernel-livepatch-4.14.309-231.529Upgrade bpftoolUpgrade kernel-livepatch-5.15.93-55.139Upgrade kernel-debuginfoUpgrade python-perf-debuginfoUpgrade python-perfUpgrade kernelUpgrade kernel-headersUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernel-livepatch-5.10.173-154.642Upgrade bpftool-debuginfo | May 21, 2025 | Mar 27, 2025 |
| Amazon_linux_2023 | — | Upgrade kernel-livepatch-6.1.12-17.42Upgrade kernel-libbpfUpgrade kernel-headersUpgrade kernel-tools-debuginfoUpgrade perfUpgrade perf-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-libbpf-develUpgrade python3-perfUpgrade kernel-develUpgrade kernel-debuginfo-common-x86_64Upgrade kernelUpgrade kernel-toolsUpgrade bpftoolUpgrade python3-perf-debuginfoUpgrade kernel-libbpf-static | Jun 11, 2025 | Mar 27, 2025 |
| Debian | — | Upgrade linux | Mar 31, 2025 | Mar 27, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade kernelUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade 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-gcp-5.15Upgrade linux-raspi-5.4Upgrade linux-intel-iotgUpgrade linux-raspiUpgrade linux-lowlatency-hwe-5.15Upgrade linux-aws-5.15Upgrade linux-azureUpgrade linux-awsUpgrade linux-aws-5.4Upgrade linux-realtimeUpgrade linux-riscv-5.15Upgrade linux-hwe-5.15Upgrade linux-oracle-5.4Upgrade linux-nvidia-tegra-5.15Upgrade linux-bluefieldUpgrade linux-intel-iotg-5.15Upgrade linux-azure-4.15Upgrade linux-iotUpgrade linux-gcpUpgrade linux-hwe-5.4Upgrade linuxUpgrade linux-nvidiaUpgrade linux-azure-fipsUpgrade linux-oracle-5.15Upgrade linux-ibm-5.4Upgrade linux-gkeopUpgrade linux-azure-5.4Upgrade linux-xilinx-zynqmpUpgrade linux-hweUpgrade linux-azure-5.15Upgrade linux-fipsUpgrade linux-azure-fde-5.15Upgrade linux-gcp-fipsUpgrade linux-oracleUpgrade linux-gcp-4.15Upgrade linux-aws-fipsUpgrade linux-ibmUpgrade linux-kvmUpgrade linux-intel-iot-realtimeUpgrade linux-gkeUpgrade linux-lowlatencyUpgrade linux-aws-hweUpgrade linux-gcp-5.4 | 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