{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-68417", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-30T09:28:09.391Z", "datePublished": "2026-08-10T12:04:37.936Z", "dateUpdated": "2026-08-10T12:04:37.936Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-10T12:04:37.936Z"}, "descriptions": [{"lang": "en", "value": "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 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."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/sw/siw/siw_verbs.c"], "versions": [{"version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "lessThan": "36e91a58397ca8c978e38a0bf389f0c6113fa8ca", "status": "affected", "versionType": "git"}, {"version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "lessThan": "74912ad168f87d6b2b670a87987bb302d6e64aa1", "status": "affected", "versionType": "git"}, {"version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "lessThan": "fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d", "status": "affected", "versionType": "git"}, {"version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "lessThan": "52f9fcb191143448df55fd215ff09c5207fed43e", "status": "affected", "versionType": "git"}, {"version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "lessThan": "bb27fcc67c429d97f785c92c35a6c5adebb05d7f", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/sw/siw/siw_verbs.c"], "versions": [{"version": "5.3", "status": "affected"}, {"version": "0", "lessThan": "5.3", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.148", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.101", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.42", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.6", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2-rc4", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.6.148"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.12.101"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.18.42"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "7.1.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "7.2-rc4"}]}]}], "references": [{"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"}], "title": "RDMA/siw: publish QP after initialization", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/infiniband/sw/siw/siw_verbs.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "36e91a58397ca8c978e38a0bf389f0c6113fa8ca", "status": "affected", "version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "versionType": "git"}, {"lessThan": "74912ad168f87d6b2b670a87987bb302d6e64aa1", "status": "affected", "version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "versionType": "git"}, {"lessThan": "fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d", "status": "affected", "version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "versionType": "git"}, {"lessThan": "52f9fcb191143448df55fd215ff09c5207fed43e", "status": "affected", "version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "versionType": "git"}, {"lessThan": "bb27fcc67c429d97f785c92c35a6c5adebb05d7f", "status": "affected", "version": "f29dd55b0236f7a26a4b9dd69186e3c04266797b", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/infiniband/sw/siw/siw_verbs.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.3"}, {"lessThan": "5.3", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.148", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.101", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.42", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2-rc4", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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 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."}], "id": "CVE-2026-68417", "lastModified": "2026-08-10T13:20:35.510", "metrics": {}, "published": "2026-08-10T13:20:35.510", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/36e91a58397ca8c978e38a0bf389f0c6113fa8ca"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/52f9fcb191143448df55fd215ff09c5207fed43e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/74912ad168f87d6b2b670a87987bb302d6e64aa1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/bb27fcc67c429d97f785c92c35a6c5adebb05d7f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: Linux kernel RDMA/siw: Uninitialized Queue Pair access", "id": "2513217", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2513217"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.8", "cvss3_scoring_vector": "CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-908", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nRDMA/siw: publish QP after initialization\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.\nMove siw_qp_add() to the end of siw_create_qp(), after QP\ninitialization and before adding the QP to the siw device list.", "A flaw was found in the Linux kernel's RDMA/siw component. The `siw_create_qp()` function prematurely publishes a Queue Pair (QP) before its complete initialization. This allows a Queue Pair Number (QPN) lookup to access a QP that is still under construction, potentially leading to unexpected behavior or system instability."], "name": "CVE-2026-68417", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:enterprise_linux_nvidia:", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux for NVIDIA 26"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-08-10T12:04:37Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-68417\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-68417\nhttps://git.kernel.org/stable/c/36e91a58397ca8c978e38a0bf389f0c6113fa8ca\nhttps://git.kernel.org/stable/c/52f9fcb191143448df55fd215ff09c5207fed43e\nhttps://git.kernel.org/stable/c/74912ad168f87d6b2b670a87987bb302d6e64aa1\nhttps://git.kernel.org/stable/c/bb27fcc67c429d97f785c92c35a6c5adebb05d7f\nhttps://git.kernel.org/stable/c/fcc9d50022bcdb1f9f7ed04955c72b4a7355af3d"], "threat_severity": "Moderate"}