In the Linux kernel, the following vulnerability has been resolved:
ext4: fix potential memory leak in ext4_fc_record_regions()
As krealloc may return NULL, in this case 'state->fc_regions' may not be freed by krealloc, but 'state->fc_regions' already set NULL. Then will lead to 'state->fc_regions' memory leak.
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 kernelUpgrade kernel-develUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-debuginfoUpgrade bpftoolUpgrade python-perf-debuginfoUpgrade kernel-tools-develUpgrade perf-debuginfoUpgrade kernel-livepatch-5.15.75-48.135Upgrade kernel-livepatch-5.10.155-138.670Upgrade kernel-headersUpgrade python-perfUpgrade kernel-toolsUpgrade perf | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Oct 9, 2025 | Oct 9, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade kernelUpgrade kernel-toolsUpgrade python3-perfUpgrade bpftoolUpgrade kernel-abi-stablelists | Mar 10, 2026 | Mar 10, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 7, 2025 |
| Ubuntu | — | Upgrade linux-lowlatency-hwe-5.15Upgrade linux-gcp-5.15Upgrade linux-intel-iotg-5.15Upgrade linux-realtimeUpgrade linux-azureUpgrade linux-bluefieldUpgrade linux-ibmUpgrade linux-kvmUpgrade linux-aws-5.15Upgrade linux-raspiUpgrade linux-azure-5.15Upgrade linux-intel-iotgUpgrade linux-oracle-5.15Upgrade linux-oracleUpgrade linux-nvidiaUpgrade linux-hwe-5.15Upgrade linux-riscv-5.15Upgrade linuxUpgrade linux-gcpUpgrade linux-azure-fde-5.15Upgrade linux-gkeopUpgrade linux-gkeUpgrade linux-awsUpgrade linux-lowlatency | Oct 10, 2025 | Oct 7, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Oct 7, 2025 |
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