CVE-2026-98140
ntfs: fix kmap_local leak in write_mft_record_nolock() error paths
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ntfs: fix kmap_local leak in write_mft_record_nolock() error paths write_mft_record_nolock() maps the MFT record folio with kmap_local_folio(), but the pre_write_mst_fixup() and bio_add_folio() failure paths jump to the error label without unmapping it. kmap_local mappings are stack-ordered per task, so leaking one corrupts the nesting for any outer mapping. Unmap the folio on those error paths too.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Sep 25, 2026 |
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Affected Versions
Linux / Linux
115380f9a2f9675c7924563cbba70d40cae8fb81 < 5d7f7bf8fba8cf563b42b44aa4ab3d9928ac480c 115380f9a2f9675c7924563cbba70d40cae8fb81 < cf06dcd572845723821b54a608fc2da995c3c8e2
Linux / Linux
7.1