{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2024-38545", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-06-18T19:36:34.919Z", "datePublished": "2024-06-19T13:35:19.336Z", "dateUpdated": "2026-05-11T20:18:44.925Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:18:44.925Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hns: Fix UAF for cq async event\n\nThe refcount of CQ is not protected by locks. When CQ asynchronous\nevents and CQ destruction are concurrent, CQ may have been released,\nwhich will cause UAF.\n\nUse the xa_lock() to protect the CQ refcount." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/infiniband/hw/hns/hns_roce_cq.c" ], "versions": [ { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "330c825e66ef65278e4ebe57fd49c1d6f3f4e34e", "status": "affected", "versionType": "git" }, { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "763780ef0336a973e933e40e919339381732dcaf", "status": "affected", "versionType": "git" }, { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "63da190eeb5c9d849b71f457b15b308c94cbaf08", "status": "affected", "versionType": "git" }, { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "39d26cf46306bdc7ae809ecfdbfeff5aa1098911", "status": "affected", "versionType": "git" }, { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "37a7559dc1358a8d300437e99ed8ecdab0671507", "status": "affected", "versionType": "git" }, { "version": "9a4435375cd151e07c0c38fa601b00115986091b", "lessThan": "a942ec2745ca864cd8512142100e4027dc306a42", "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/hns/hns_roce_cq.c" ], "versions": [ { "version": "4.9", "status": "affected" }, { "version": "0", "lessThan": "4.9", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.168", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.93", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.33", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.8.12", "lessThanOrEqual": "6.8.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.9.3", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.10", "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": "4.9", "versionEndExcluding": "5.15.168" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.1.93" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.6.33" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.8.12" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.9.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.9", "versionEndExcluding": "6.10" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/330c825e66ef65278e4ebe57fd49c1d6f3f4e34e" }, { "url": "https://git.kernel.org/stable/c/763780ef0336a973e933e40e919339381732dcaf" }, { "url": "https://git.kernel.org/stable/c/63da190eeb5c9d849b71f457b15b308c94cbaf08" }, { "url": "https://git.kernel.org/stable/c/39d26cf46306bdc7ae809ecfdbfeff5aa1098911" }, { "url": "https://git.kernel.org/stable/c/37a7559dc1358a8d300437e99ed8ecdab0671507" }, { "url": "https://git.kernel.org/stable/c/a942ec2745ca864cd8512142100e4027dc306a42" } ], "title": "RDMA/hns: Fix UAF for cq async event", "x_generator": { "engine": 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