CVE-2026-63954
hpfs: fix a crash if hpfs_map_dnode_bitmap fails
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: hpfs: fix a crash if hpfs_map_dnode_bitmap fails If hpfs_map_dnode_bitmap fails, the code would call hpfs_brelse4 on uninitialized quad buffer head, causing a crash.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Jul 19, 2026 |
| Last Updated | Jul 20, 2026 |
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Affected Versions
Linux / Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 010b08084000ef018f1a8de5197087f3b91d8cfe 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d98d8562b3284b5a5c8eb67e71b794508e46e288 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1648a3c7f4e18f46a4881920133fc4f2494185a0 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7c58c55a2a16f7274772507bd1637be609351b4f 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1d73a533760bc5abb83b3cc759133596f7bb708f 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0886c6f257fe3663f80218aa1919b0f3f21bf22c 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 4f37bb30b57d6d403d02673074555bd3c3602bef 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 974820a59efde7c1a7e1260bcfe9bb81f833cc9f
Linux / Linux
2.6.12
References
git.kernel.org: https://git.kernel.org/stable/c/010b08084000ef018f1a8de5197087f3b91d8cfe git.kernel.org: https://git.kernel.org/stable/c/d98d8562b3284b5a5c8eb67e71b794508e46e288 git.kernel.org: https://git.kernel.org/stable/c/1648a3c7f4e18f46a4881920133fc4f2494185a0 git.kernel.org: https://git.kernel.org/stable/c/7c58c55a2a16f7274772507bd1637be609351b4f git.kernel.org: https://git.kernel.org/stable/c/1d73a533760bc5abb83b3cc759133596f7bb708f git.kernel.org: https://git.kernel.org/stable/c/0886c6f257fe3663f80218aa1919b0f3f21bf22c git.kernel.org: https://git.kernel.org/stable/c/4f37bb30b57d6d403d02673074555bd3c3602bef git.kernel.org: https://git.kernel.org/stable/c/974820a59efde7c1a7e1260bcfe9bb81f833cc9f