{"api_version":"1","generated_at":"2026-08-16T17:36:02+00:00","cve":"CVE-2026-72467","urls":{"html":"https://cve.report/CVE-2026-72467","api":"https://cve.report/api/cve/CVE-2026-72467.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-72467","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-72467"},"summary":{"title":"xprtrdma: Check frwr_wp_create() during connect","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nxprtrdma: Check frwr_wp_create() during connect\n\nfrwr_wp_create() creates the singleton Memory Region used to encode\npadding for Write chunks whose payload length is not XDR-aligned. Its\nfailure paths return a negative errno and leave ep->re_write_pad_mr set\nto NULL.\n\nrpcrdma_xprt_connect() currently ignores that return value. If\nfrwr_wp_create() fails after the rest of the connection setup succeeds,\nxprt_rdma_connect_worker() treats the connection attempt as successful\nand sets XPRT_CONNECTED. A later NFS/RDMA read with a non-4-byte-aligned\nreceive page length reaches rpcrdma_encode_write_list(), passes the NULL\nwrite-pad MR to encode_rdma_segment(), and dereferences it.\n\nThis is locally triggerable on an NFS/RDMA client after a connect or\nreconnect hits a local MR allocation, DMA-map, MR-map, or post-send\nfailure; a remote peer alone cannot force the local MR setup failure.\n\nCheck the return value and fail the connect as -ENOTCONN, matching the\nadjacent setup failures. This keeps XPRT_CONNECTED clear and lets the\nnormal reconnect path retry.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:20","updated_at":"2026-08-15 06:22:20"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/7471e66373a4444a57ef2192f8c4081202c54f45","name":"https://git.kernel.org/stable/c/7471e66373a4444a57ef2192f8c4081202c54f45","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6b7be4f3feae322f1c2c40a3bdc99db93574a49e","name":"https://git.kernel.org/stable/c/6b7be4f3feae322f1c2c40a3bdc99db93574a49e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ef3b79edf14b6bfb0d21a26ccb0463f9cf82c6a9","name":"https://git.kernel.org/stable/c/ef3b79edf14b6bfb0d21a26ccb0463f9cf82c6a9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3b252fe1778b2cdd68283146455929801bc2abd7","name":"https://git.kernel.org/stable/c/3b252fe1778b2cdd68283146455929801bc2abd7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/dd798b76a3481e392820c3ae86ed4592858c6b0f","name":"https://git.kernel.org/stable/c/dd798b76a3481e392820c3ae86ed4592858c6b0f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/0f13fc7c7d2e0427517e63c739277a4cd338b0c5","name":"https://git.kernel.org/stable/c/0f13fc7c7d2e0427517e63c739277a4cd338b0c5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-72467","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72467","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 3b252fe1778b2cdd68283146455929801bc2abd7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 dd798b76a3481e392820c3ae86ed4592858c6b0f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 6b7be4f3feae322f1c2c40a3bdc99db93574a49e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 7471e66373a4444a57ef2192f8c4081202c54f45 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 ef3b79edf14b6bfb0d21a26ccb0463f9cf82c6a9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 21037b8c2258ec40de3b31be9ced43ceb3b784f7 0f13fc7c7d2e0427517e63c739277a4cd338b0c5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.16 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.178 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.145 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.97 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.40 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"72467","cve":"CVE-2026-72467","epss":"0.002150000","percentile":"0.121280000","score_date":"2026-08-15","updated_at":"2026-08-16 00:00:31"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/sunrpc/xprtrdma/verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"3b252fe1778b2cdd68283146455929801bc2abd7","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"},{"lessThan":"dd798b76a3481e392820c3ae86ed4592858c6b0f","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"},{"lessThan":"6b7be4f3feae322f1c2c40a3bdc99db93574a49e","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"},{"lessThan":"7471e66373a4444a57ef2192f8c4081202c54f45","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"},{"lessThan":"ef3b79edf14b6bfb0d21a26ccb0463f9cf82c6a9","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"},{"lessThan":"0f13fc7c7d2e0427517e63c739277a4cd338b0c5","status":"affected","version":"21037b8c2258ec40de3b31be9ced43ceb3b784f7","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/sunrpc/xprtrdma/verbs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.16"},{"lessThan":"5.16","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.178","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.145","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.97","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.40","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"5.16","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2-rc1","versionStartIncluding":"5.16","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nxprtrdma: Check frwr_wp_create() during connect\n\nfrwr_wp_create() creates the singleton Memory Region used to encode\npadding for Write chunks whose payload length is not XDR-aligned. Its\nfailure paths return a negative errno and leave ep->re_write_pad_mr set\nto NULL.\n\nrpcrdma_xprt_connect() currently ignores that return value. If\nfrwr_wp_create() fails after the rest of the connection setup succeeds,\nxprt_rdma_connect_worker() treats the connection attempt as successful\nand sets XPRT_CONNECTED. A later NFS/RDMA read with a non-4-byte-aligned\nreceive page length reaches rpcrdma_encode_write_list(), passes the NULL\nwrite-pad MR to encode_rdma_segment(), and dereferences it.\n\nThis is locally triggerable on an NFS/RDMA client after a connect or\nreconnect hits a local MR allocation, DMA-map, MR-map, or post-send\nfailure; a remote peer alone cannot force the local MR setup failure.\n\nCheck the return value and fail the connect as -ENOTCONN, matching the\nadjacent setup failures. This keeps XPRT_CONNECTED clear and lets the\nnormal reconnect path retry."}],"providerMetadata":{"dateUpdated":"2026-08-15T05:57:10.499Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/3b252fe1778b2cdd68283146455929801bc2abd7"},{"url":"https://git.kernel.org/stable/c/dd798b76a3481e392820c3ae86ed4592858c6b0f"},{"url":"https://git.kernel.org/stable/c/6b7be4f3feae322f1c2c40a3bdc99db93574a49e"},{"url":"https://git.kernel.org/stable/c/7471e66373a4444a57ef2192f8c4081202c54f45"},{"url":"https://git.kernel.org/stable/c/ef3b79edf14b6bfb0d21a26ccb0463f9cf82c6a9"},{"url":"https://git.kernel.org/stable/c/0f13fc7c7d2e0427517e63c739277a4cd338b0c5"}],"title":"xprtrdma: Check frwr_wp_create() during connect","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-72467","datePublished":"2026-08-15T05:57:10.499Z","dateReserved":"2026-08-09T03:40:39.933Z","dateUpdated":"2026-08-15T05:57:10.499Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:20","lastModifiedDate":"2026-08-15 06:22:20","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"72467","Ordinal":"1","Title":"xprtrdma: Check frwr_wp_create() during connect","CVE":"CVE-2026-72467","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"72467","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nxprtrdma: Check frwr_wp_create() during connect\n\nfrwr_wp_create() creates the singleton Memory Region used to encode\npadding for Write chunks whose payload length is not XDR-aligned. Its\nfailure paths return a negative errno and leave ep->re_write_pad_mr set\nto NULL.\n\nrpcrdma_xprt_connect() currently ignores that return value. If\nfrwr_wp_create() fails after the rest of the connection setup succeeds,\nxprt_rdma_connect_worker() treats the connection attempt as successful\nand sets XPRT_CONNECTED. A later NFS/RDMA read with a non-4-byte-aligned\nreceive page length reaches rpcrdma_encode_write_list(), passes the NULL\nwrite-pad MR to encode_rdma_segment(), and dereferences it.\n\nThis is locally triggerable on an NFS/RDMA client after a connect or\nreconnect hits a local MR allocation, DMA-map, MR-map, or post-send\nfailure; a remote peer alone cannot force the local MR setup failure.\n\nCheck the return value and fail the connect as -ENOTCONN, matching the\nadjacent setup failures. This keeps XPRT_CONNECTED clear and lets the\nnormal reconnect path retry.","Type":"Description","Title":"xprtrdma: Check frwr_wp_create() during connect"}]}}}