CVE-2026-31410 PUBLISHED

ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION

Assigner: Linux
Reserved: 09.03.2026 Published: 06.04.2026 Updated: 06.04.2026

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: use volume UUID in FS_OBJECT_ID_INFORMATION

Use sb->s_uuid for a proper volume identifier as the primary choice. For filesystems that do not provide a UUID, fall back to stfs.f_fsid obtained from vfs_statfs().

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to ce00616bc1df675bfdacc968f2bf7c51f4669227 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 3d80ebe6d1b7bc9ad20fd9b0c1a0c56d804f8a0a (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to c283a6ffe6d5d6e5594d991286b9ce15951572e1 (excl.)
  • affected from 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to 3a64125730cabc34fccfbc230c2667c2e14f7308 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • unaffected from 6.12.78 to 6.12.* (incl.)
  • unaffected from 6.18.20 to 6.18.* (incl.)
  • unaffected from 6.19.10 to 6.19.* (incl.)
  • unaffected from 7.0-rc5 to * (incl.)

References