CVE-2026-63954
HIGH
7.8
CVSS 3.1
Description
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.
Metadata
Severity & Metrics
7.8
HIGH CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products (2)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| Linux | Linux | — | 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 010b08084000ef018f1a8de5197087f3b91d8cfe, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d98d8562b3284b5a5c8eb67e71b794508e46e288, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1648a3c7f4e18f46a4881920133fc4f2494185a0, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7c58c55a2a16f7274772507bd1637be609351b4f … |
| Linux | Linux | — | 2.6.12, 0 < 2.6.12, 5.10.259 ≤ 5.10.*, 5.15.210 ≤ 5.15.* … |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 7.8 | HIGH | 3.1 | cna | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
References (8)
- https://git.kernel.org/stable/c/010b08084000ef018f1a8de5197087f3b91d8cfe
- https://git.kernel.org/stable/c/d98d8562b3284b5a5c8eb67e71b794508e46e288
- https://git.kernel.org/stable/c/1648a3c7f4e18f46a4881920133fc4f2494185a0
- https://git.kernel.org/stable/c/7c58c55a2a16f7274772507bd1637be609351b4f
- https://git.kernel.org/stable/c/1d73a533760bc5abb83b3cc759133596f7bb708f
- https://git.kernel.org/stable/c/0886c6f257fe3663f80218aa1919b0f3f21bf22c
- https://git.kernel.org/stable/c/4f37bb30b57d6d403d02673074555bd3c3602bef
- https://git.kernel.org/stable/c/974820a59efde7c1a7e1260bcfe9bb81f833cc9f