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CVE-2025-40068
HIGH · CVSS 8.4
EPSS exploitation probability: 0%
Published 2025-10-28T12:15:41.277 · Last modified 2026-07-30T06:24:09.537

Summary

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: Fix integer overflow in run_unpack() The MFT record relative to the file being opened contains its runlist, an array containing information about the file's location on the physical disk. Analysis of all Call Stack paths showed that the values of the runlist array, from which LCNs are calculated, are not validated before run_unpack function. The run_unpack function decodes the compressed runlist data format from MFT attributes (for example, $DATA), converting them into a runs_tree structure, which describes the mapping of virtual clusters (VCN) to logical clusters (LCN). The NTFS3 subsystem also has a shortcut for deleting files from MFT records - in this case, the RUN_DEALLOCATE command is sent to the run_un

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.