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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2022-49280

NFSD: prevent underflow in nfssvc_decode_writeargs()

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: prevent underflow in nfssvc_decode_writeargs() Smatch complains: fs/nfsd/nfsxdr.c:341 nfssvc_decode_writeargs() warn: no lower bound on 'args->len' Change the type to unsigned to prevent this issue.

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

  • a51b5b737a0be93fae6ea2a18df03ab2359a3f4b to < 614a61e1592051cc42d3c38f899c9f7bdaad8a1daffected
  • a51b5b737a0be93fae6ea2a18df03ab2359a3f4b to < 2764af8ce0bf03cc43ee4a11897cab96bde6caaeaffected
  • a51b5b737a0be93fae6ea2a18df03ab2359a3f4b to < 413d8fefafe531a9442bb623e3fe292a38f88d65affected
  • a51b5b737a0be93fae6ea2a18df03ab2359a3f4b to < 184416d4b98509fb4c3d8fc3d6dc1437896cc159affected

Linux Linux

Default version status: affected

  • 5.12affected
  • 0 to < 5.12unaffected
  • 5.15.33 to ≤ 5.15.*unaffected
  • 5.16.19 to ≤ 5.16.*unaffected
  • 5.17.2 to ≤ 5.17.*unaffected
  • 5.18 to ≤ *unaffected

References