CVE-2026-43282 PUBLISHED

RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port

Assigner: Linux
Reserved: 01.05.2026 Published: 06.05.2026 Updated: 06.05.2026

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

RDMA/ionic: Fix potential NULL pointer dereference in ionic_query_port

The function ionic_query_port() calls ib_device_get_netdev() without checking the return value which could lead to NULL pointer dereference, Fix it by checking the return value and return -ENODEV if the 'ndev' is NULL.

Product Status

Vendor Linux
Product Linux
Versions Default: unaffected
  • affected from 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 to 2b96156c927cd83c109e2e3946e6111dce73231f (excl.)
  • affected from 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 to 81932a46dfd0db10a03f46f0b1c7ef946ac4552f (excl.)
  • affected from 2075bbe8ef03914aa2211035eec45d1d3a5c4ff2 to fd80bd7105f88189f47d465ca8cb7d115570de30 (excl.)
Vendor Linux
Product Linux
Versions Default: affected
  • Version 6.18 is affected
  • unaffected from 0 to 6.18 (excl.)
  • unaffected from 6.18.16 to 6.18.* (incl.)
  • unaffected from 6.19.6 to 6.19.* (incl.)
  • unaffected from 7.0 to * (incl.)

References