CVE-2026-68417

Summary

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

RDMA/siw: publish QP after initialization

siw_create_qp() currently calls siw_qp_add() before the queues, CQ pointers, state, completion, and device list entry are ready. A QPN lookup can therefore reach a QP that is still being constructed.

Move siw_qp_add() to the end of siw_create_qp(), after QP initialization and before adding the QP to the siw device list.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxf29dd55b0236f7a26a4b9dd69186e3c04266797b < 36e91a58397ca8c978e38a0bf389f0c6113fa8caaffected
LinuxLinuxf29dd55b0236f7a26a4b9dd69186e3c04266797b < 74912ad168f87d6b2b670a87987bb302d6e64aa1affected
LinuxLinuxf29dd55b0236f7a26a4b9dd69186e3c04266797b < fcc9d50022bcdb1f9f7ed04955c72b4a7355af3daffected
LinuxLinuxf29dd55b0236f7a26a4b9dd69186e3c04266797b < 52f9fcb191143448df55fd215ff09c5207fed43eaffected
LinuxLinuxf29dd55b0236f7a26a4b9dd69186e3c04266797b < bb27fcc67c429d97f785c92c35a6c5adebb05d7faffected
LinuxLinux5.3affected
LinuxLinux0 < 5.3unaffected
LinuxLinux6.6.148 <= 6.6.*unaffected
LinuxLinux6.12.101 <= 6.12.*unaffected
LinuxLinux6.18.42 <= 6.18.*unaffected
LinuxLinux7.1.6 <= 7.1.*unaffected
LinuxLinux7.2-rc4 <= *unaffected

Weaknesses

References