{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "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": "9a4435375cd1",
                     "lessThan": "330c825e66ef",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9a4435375cd1",
                     "lessThan": "763780ef0336",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9a4435375cd1",
                     "lessThan": "63da190eeb5c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9a4435375cd1",
                     "lessThan": "39d26cf46306",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9a4435375cd1",
                     "lessThan": "37a7559dc135",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "9a4435375cd1",
                     "lessThan": "a942ec2745ca",
                     "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": "custom"
                  },
                  {
                     "version": "5.15.168",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.93",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.33",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.12",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.3",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "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": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-38545",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}