{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndma-mapping: benchmark: handle NUMA_NO_NODE correctly\n\ncpumask_of_node() can be called for NUMA_NO_NODE inside do_map_benchmark()\nresulting in the following sanitizer report:\n\nUBSAN: array-index-out-of-bounds in ./arch/x86/include/asm/topology.h:72:28\nindex -1 is out of range for type 'cpumask [64][1]'\nCPU: 1 PID: 990 Comm: dma_map_benchma Not tainted 6.9.0-rc6 #29\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996)\nCall Trace:\n <TASK>\ndump_stack_lvl (lib/dump_stack.c:117)\nubsan_epilogue (lib/ubsan.c:232)\n__ubsan_handle_out_of_bounds (lib/ubsan.c:429)\ncpumask_of_node (arch/x86/include/asm/topology.h:72) [inline]\ndo_map_benchmark (kernel/dma/map_benchmark.c:104)\nmap_benchmark_ioctl (kernel/dma/map_benchmark.c:246)\nfull_proxy_unlocked_ioctl (fs/debugfs/file.c:333)\n__x64_sys_ioctl (fs/ioctl.c:890)\ndo_syscall_64 (arch/x86/entry/common.c:83)\nentry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)\n\nUse cpumask_of_node() in place when binding a kernel thread to a cpuset\nof a particular node.\n\nNote that the provided node id is checked inside map_benchmark_ioctl().\nIt's just a NUMA_NO_NODE case which is not handled properly later.\n\nFound by Linux Verification Center (linuxtesting.org)."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/dma/map_benchmark.c"
               ],
               "versions": [
                  {
                     "version": "65789daa8087",
                     "lessThan": "b41b0018e8ca",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "65789daa8087",
                     "lessThan": "8e1ba9df9a35",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "65789daa8087",
                     "lessThan": "5a91116b0031",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "65789daa8087",
                     "lessThan": "50ee21bfc005",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "65789daa8087",
                     "lessThan": "e64746e74f71",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "kernel/dma/map_benchmark.c"
               ],
               "versions": [
                  {
                     "version": "5.11",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.11",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.161",
                     "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": "6.9.4",
                     "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/b41b0018e8ca06e985e87220a618ec633988fd13"
            },
            {
               "url": "https://git.kernel.org/stable/c/8e1ba9df9a35e8dc64f657a64e523c79ba01e464"
            },
            {
               "url": "https://git.kernel.org/stable/c/5a91116b003175302f2e6ad94b76fb9b5a141a41"
            },
            {
               "url": "https://git.kernel.org/stable/c/50ee21bfc005e69f183d6b4b454e33f0c2571e1f"
            },
            {
               "url": "https://git.kernel.org/stable/c/e64746e74f717961250a155e14c156616fcd981f"
            }
         ],
         "title": "dma-mapping: benchmark: handle NUMA_NO_NODE correctly",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-39277",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}