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CVE PROGRAM SOURCE RECORD9.8 Critical

CVE-2025-40074

ipv4: start using dst_dev_rcu()

Description

In the Linux kernel, the following vulnerability has been resolved: ipv4: start using dst_dev_rcu() Change icmpv4_xrlim_allow(), ip_defrag() to prevent possible UAF. Change ipmr_prepare_xmit(), ipmr_queue_fwd_xmit(), ip_mr_output(), ipv4_neigh_lookup() to use lockdep enabled dst_dev_rcu().

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

  • 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 to < 864155c164654110f68a17a63bd0339754790d67affected
  • 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 to < e150f273cd8ed34ebc6d03758aad95c12fc58337affected
  • 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 to < 684efb2c86c887685f9aa65e1a21b3df6c1f822daffected
  • 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 to < 923e0734c386984d45de508528a7a7ad91d791ccaffected
  • 4a6ce2b6f2ecabbddcfe47e7cf61dd0f00b10e36 to < 6ad8de3cefdb6ffa6708b21c567df0dbf82c43a8affected

Linux Linux

Default version status: affected

  • 4.13affected
  • 0 to < 4.13unaffected
  • 6.1.189 to ≤ 6.1.*unaffected
  • 6.6.157 to ≤ 6.6.*unaffected
  • 6.12.106 to ≤ 6.12.*unaffected
  • 6.17.3 to ≤ 6.17.*unaffected
  • 6.18 to ≤ *unaffected

References