{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23335", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.997Z", "datePublished": "2026-03-25T10:27:25.418Z", "dateUpdated": "2026-03-25T10:27:25.418Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-03-25T10:27:25.418Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Fix kernel stack leak in irdma_create_user_ah()\n\nstruct irdma_create_ah_resp { // 8 bytes, no padding\n __u32 ah_id; // offset 0 - SET (uresp.ah_id = ah->sc_ah.ah_info.ah_idx)\n __u8 rsvd[4]; // offset 4 - NEVER SET <- LEAK\n};\n\nrsvd[4]: 4 bytes of stack memory leaked unconditionally. Only ah_id is assigned before ib_respond_udata().\n\nThe reserved members of the structure were not zeroed."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/hw/irdma/verbs.c"], "versions": [{"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "14b47c07c69930254f549a17ee245c80a65b1609", "status": "affected", "versionType": "git"}, {"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "1b1fac4c7a3ab7f52e9cfb91e5c91216646ca4d8", "status": "affected", "versionType": "git"}, {"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "2fd37450d271d74b3847baed284f9cfdf198c6f8", "status": "affected", "versionType": "git"}, {"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "cfe962216c164fe2b1c1fb6ac925a7413f5abc84", "status": "affected", "versionType": "git"}, {"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "c9bd0007c4bdb7806bbd323287e50f9cf467c51a", "status": "affected", "versionType": "git"}, {"version": "b48c24c2d710cf34810c555dcef883a3d35a9c08", "lessThan": "74586c6da9ea222a61c98394f2fc0a604748438c", "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/hw/irdma/verbs.c"], "versions": [{"version": "5.14", "status": "affected"}, {"version": "0", "lessThan": "5.14", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.167", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.130", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.77", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.17", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.7", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0-rc2", "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": "5.14", "versionEndExcluding": "6.1.167"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.6.130"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.12.77"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.18.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "6.19.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.14", "versionEndExcluding": "7.0-rc2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/14b47c07c69930254f549a17ee245c80a65b1609"}, {"url": "https://git.kernel.org/stable/c/1b1fac4c7a3ab7f52e9cfb91e5c91216646ca4d8"}, {"url": "https://git.kernel.org/stable/c/2fd37450d271d74b3847baed284f9cfdf198c6f8"}, {"url": "https://git.kernel.org/stable/c/cfe962216c164fe2b1c1fb6ac925a7413f5abc84"}, {"url": "https://git.kernel.org/stable/c/c9bd0007c4bdb7806bbd323287e50f9cf467c51a"}, {"url": "https://git.kernel.org/stable/c/74586c6da9ea222a61c98394f2fc0a604748438c"}], "title": "RDMA/irdma: Fix kernel stack leak in irdma_create_user_ah()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/irdma: Fix kernel stack leak in irdma_create_user_ah()\n\nstruct irdma_create_ah_resp { // 8 bytes, no padding\n __u32 ah_id; // offset 0 - SET (uresp.ah_id = ah->sc_ah.ah_info.ah_idx)\n __u8 rsvd[4]; // offset 4 - NEVER SET <- LEAK\n};\n\nrsvd[4]: 4 bytes of stack memory leaked unconditionally. Only ah_id is assigned before ib_respond_udata().\n\nThe reserved members of the structure were not zeroed."}], "id": "CVE-2026-23335", "lastModified": "2026-03-25T15:41:33.977", "metrics": {}, "published": "2026-03-25T11:16:31.050", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/14b47c07c69930254f549a17ee245c80a65b1609"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1b1fac4c7a3ab7f52e9cfb91e5c91216646ca4d8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2fd37450d271d74b3847baed284f9cfdf198c6f8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/74586c6da9ea222a61c98394f2fc0a604748438c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c9bd0007c4bdb7806bbd323287e50f9cf467c51a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/cfe962216c164fe2b1c1fb6ac925a7413f5abc84"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{}

{}