{"id":"CVE-2026-68417","title":"RDMA/siw: publish QP after initialization","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/siw: publish QP after initialization\n\nsiw_create_qp() currently calls siw_qp_add() before the queues, CQ\npointers, state, completion, and device list entry are rea…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 3c9d128219964dcea897bf6139b88242e987be8f","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 3ff82e3841ecab1ff38d5817c969a019d266c83c","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 36e91a58397ca8c978e38a0bf389f0c6113fa8ca","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 74912ad168f87d6b2b670a87987bb302d6e64aa1","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 52f9fcb191143448df55fd215ff09c5207fed43e","Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < bb27fcc67c429d97f785c92c35a6c5adebb05d7f","Linux 5.3"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-16T15:48:32.516478Z"},"published":"2026-08-10","updated":"2026-10-16","sourceUpdated":"2026-10-16T15:53:12.644Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68417","references":[{"url":"https://git.kernel.org/stable/c/3c9d128219964dcea897bf6139b88242e987be8f"},{"url":"https://git.kernel.org/stable/c/3ff82e3841ecab1ff38d5817c969a019d266c83c"},{"url":"https://git.kernel.org/stable/c/36e91a58397ca8c978e38a0bf389f0c6113fa8ca"},{"url":"https://git.kernel.org/stable/c/74912ad168f87d6b2b670a87987bb302d6e64aa1"},{"url":"https://git.kernel.org/stable/c/fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d"},{"url":"https://git.kernel.org/stable/c/52f9fcb191143448df55fd215ff09c5207fed43e"},{"url":"https://git.kernel.org/stable/c/bb27fcc67c429d97f785c92c35a6c5adebb05d7f"}],"tags":["cve.org"],"epss":0.0012,"epssPercentile":0.01714,"ingestedAt":"2026-10-16T17:24:46.866Z","slug":"CVE-2026-68417","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/siw: publish QP after initialization\n\nsiw_create_qp() currently calls siw_qp_add() before the queues, CQ\npointers, state, completion, and device list entry are ready. A QPN\nlookup can therefore reach a QP that is still being constructed.\n\nMove siw_qp_add() to the end of siw_create_qp(), after QP\ninitialization and before adding the QP to the siw device list.\n\n## Affected\n\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 3c9d128219964dcea897bf6139b88242e987be8f`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 3ff82e3841ecab1ff38d5817c969a019d266c83c`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 36e91a58397ca8c978e38a0bf389f0c6113fa8ca`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 74912ad168f87d6b2b670a87987bb302d6e64aa1`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < 52f9fcb191143448df55fd215ff09c5207fed43e`\n- `Linux >= f29dd55b0236f7a26a4b9dd69186e3c04266797b < bb27fcc67c429d97f785c92c35a6c5adebb05d7f`\n- `Linux 5.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}