CVE-2026-97546 PUBLISHED

xfs: don't spin forever on zero-length dirents when salvaging them

Assigner: Linux
Reserved: 24.09.2026 Published: 25.09.2026 Updated: 25.09.2026

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

xfs: don't spin forever on zero-length dirents when salvaging them

LOLLM noticed that xrep_dir_recover_data can spin forever if it encounters an unused dirent that claims to have length zero. Fix that, and prevent the same thing from happening with a zero-length entry.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from b1991ee3e7cf852e95a3498801303cfbb4468681 to 5442f0c56445618544a801fb4dae35aed87a1aaa (excl.)
  • affected from b1991ee3e7cf852e95a3498801303cfbb4468681 to 08754ebfa5c28e8d57316b1bd7a5a921a5e2e762 (excl.)
  • affected from b1991ee3e7cf852e95a3498801303cfbb4468681 to a455c83ce5dc1a2da33b1b84253d298372a8dfbd (excl.)
  • affected from b1991ee3e7cf852e95a3498801303cfbb4468681 to 9f84792b40d0c96833341602144574bf0bd14a6a (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.10 is affected
  • unaffected from 0 to 6.10 (excl.)
  • unaffected from 6.12.111 to 6.12.* (incl.)
  • unaffected from 6.18.53 to 6.18.* (incl.)
  • unaffected from 7.2.7 to 7.2.* (incl.)
  • unaffected from 7.3-rc3 to * (incl.)

References