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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2026-63954

hpfs: fix a crash if hpfs_map_dnode_bitmap fails

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Status
Published
Published
Updated
Assigning organization
Linux

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 010b08084000ef018f1a8de5197087f3b91d8cfeaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < d98d8562b3284b5a5c8eb67e71b794508e46e288affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 1648a3c7f4e18f46a4881920133fc4f2494185a0affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 7c58c55a2a16f7274772507bd1637be609351b4faffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 1d73a533760bc5abb83b3cc759133596f7bb708faffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0886c6f257fe3663f80218aa1919b0f3f21bf22caffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 4f37bb30b57d6d403d02673074555bd3c3602befaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 974820a59efde7c1a7e1260bcfe9bb81f833cc9faffected

Linux Linux

Default version status: affected

  • 2.6.12affected
  • 0 to < 2.6.12unaffected
  • 5.10.259 to ≤ 5.10.*unaffected
  • 5.15.210 to ≤ 5.15.*unaffected
  • 6.1.176 to ≤ 6.1.*unaffected
  • 6.6.143 to ≤ 6.6.*unaffected
  • 6.12.93 to ≤ 6.12.*unaffected
  • 6.18.35 to ≤ 6.18.*unaffected
  • 7.0.12 to ≤ 7.0.*unaffected
  • 7.1 to ≤ *unaffected

References