{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: gtp: Fix Use-After-Free in gtp_dellink\n\nSince call_rcu, which is called in the hlist_for_each_entry_rcu traversal\nof gtp_dellink, is not part of the RCU read critical section, it\nis possible that the RCU grace period will pass during the traversal and\nthe key will be free.\n\nTo prevent this, it should be changed to hlist_for_each_entry_safe."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/net/gtp.c"
               ],
               "versions": [
                  {
                     "version": "043a283d24f4",
                     "lessThan": "07b20d0a3dc1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "c185e1d6e275",
                     "lessThan": "718df1bc226c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "0caff3e6390f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "2e74b3fd6bf5",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "25a1c2d4b1fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "2aacd4de4547",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "cd957d1716ec",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "94dc550a5062",
                     "lessThan": "f2a904107ee2",
                     "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/net/gtp.c"
               ],
               "versions": [
                  {
                     "version": "5.5",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.5",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.313",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.275",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.216",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.158",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.90",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.30",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.8.9",
                     "lessThanOrEqual": "6.8.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/07b20d0a3dc13fb1adff10b60021a4924498da58"
            },
            {
               "url": "https://git.kernel.org/stable/c/718df1bc226c383dd803397d7f5d95557eb81ac7"
            },
            {
               "url": "https://git.kernel.org/stable/c/0caff3e6390f840666b8dc1ecebf985c2ef3f1dd"
            },
            {
               "url": "https://git.kernel.org/stable/c/2e74b3fd6bf542349758f283676dff3660327c07"
            },
            {
               "url": "https://git.kernel.org/stable/c/25a1c2d4b1fcf938356a9688a96a6456abd44b29"
            },
            {
               "url": "https://git.kernel.org/stable/c/2aacd4de45477582993f8a8abb9505a06426bfb6"
            },
            {
               "url": "https://git.kernel.org/stable/c/cd957d1716ec979d8f5bf38fc659aeb9fdaa2474"
            },
            {
               "url": "https://git.kernel.org/stable/c/f2a904107ee2b647bb7794a1a82b67740d7c8a64"
            }
         ],
         "title": "net: gtp: Fix Use-After-Free in gtp_dellink",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-27396",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}