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CVE PROGRAM SOURCE RECORD9.4 Critical

CVE-2025-40099

cifs: parse_dfs_referrals: prevent oob on malformed input

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: parse_dfs_referrals: prevent oob on malformed input Malicious SMB server can send invalid reply to FSCTL_DFS_GET_REFERRALS - reply smaller than sizeof(struct get_dfs_referral_rsp) - reply with number of referrals smaller than NumberOfReferrals in the header Processing of such replies will cause oob. Return -EINVAL error on such replies to prevent oob-s.

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

  • 4ecce920e13ace16a5ba45efe8909946c28fb2ad to < cfacc7441f760e4a73cc71b6ff1635261d534657affected
  • 4ecce920e13ace16a5ba45efe8909946c28fb2ad to < 15c73964da9df994302f579ed14ee5fdbce7a332affected
  • 4ecce920e13ace16a5ba45efe8909946c28fb2ad to < 8bc4a8d39bac23d8b044fd3e2dbfd965f1d9b058affected
  • 4ecce920e13ace16a5ba45efe8909946c28fb2ad to < bb0f2e66e1ac043a5b238f5bcab4f26f3c317039affected
  • 4ecce920e13ace16a5ba45efe8909946c28fb2ad to < 6447b0e355562a1ff748c4a2ffb89aae7e84d2c9affected

Linux Linux

Default version status: affected

  • 4.11affected
  • 0 to < 4.11unaffected
  • 6.1.158 to ≤ 6.1.*unaffected
  • 6.6.114 to ≤ 6.6.*unaffected
  • 6.12.55 to ≤ 6.12.*unaffected
  • 6.17.5 to ≤ 6.17.*unaffected
  • 6.18 to ≤ *unaffected

References