In the Linux kernel, the following vulnerability has been resolved:
ext4: avoid cycles in directory h-tree
A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes that were already verified under its hands while doing a node split and consequently accessing unallocated memory. Fix the problem by verifying traversed block numbers are unique.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfo-common-aarch64Upgrade kernel-toolsUpgrade kernel-develUpgrade perfUpgrade perf-debuginfoUpgrade kernel-livepatch-4.14.285-215.501Upgrade bpftool-debuginfoUpgrade kernel-tools-develUpgrade python-perfUpgrade kernel-debuginfoUpgrade bpftoolUpgrade kernel-livepatch-5.15.50-23.125Upgrade kernel-livepatch-5.10.126-117.518Upgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-headersUpgrade kernel | May 21, 2025 | Feb 26, 2025 |
| Debian | — | Upgrade linux | Feb 27, 2025 | Feb 27, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-abi-stablelistsUpgrade bpftoolUpgrade kernel-tools-libsUpgrade kernelUpgrade python3-perfUpgrade kernel-tools | Jun 11, 2025 | Feb 26, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade kernelUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade bpftool | Jun 11, 2025 | Feb 26, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 26, 2025 |
| Ubuntu | — | Upgrade linux-hwe-5.4Upgrade linux-oracleUpgrade linux-gcpUpgrade linux-oracle-5.15Upgrade linux-azure-5.15Upgrade linux-hweUpgrade linux-intel-iotgUpgrade linux-azure-5.4Upgrade linux-gcp-fipsUpgrade linux-lowlatencyUpgrade linux-azureUpgrade linux-iotUpgrade linux-fipsUpgrade linux-riscv-5.15Upgrade linux-intel-iotg-5.15Upgrade linux-gcp-5.4Upgrade linux-gkeopUpgrade linux-nvidiaUpgrade linux-ibmUpgrade linux-gcp-4.15Upgrade linux-aws-fipsUpgrade linux-azure-fipsUpgrade linux-kvmUpgrade linux-gcp-5.15Upgrade linux-azure-4.15Upgrade linux-gkeUpgrade linux-bluefieldUpgrade linux-lowlatency-hwe-5.15Upgrade linux-raspi-5.4Upgrade linux-hwe-5.15Upgrade linuxUpgrade linux-ibm-5.4Upgrade linux-raspiUpgrade linux-aws-5.15Upgrade linux-aws-5.4Upgrade linux-realtimeUpgrade linux-lts-xenialUpgrade linux-awsUpgrade linux-aws-hweUpgrade linux-oracle-5.4 | Mar 3, 2025 | Feb 26, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Feb 26, 2025 |
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