{
   "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/mlx5: Discard command completions in internal error\n\nFix use after free when FW completion arrives while device is in\ninternal error state. Avoid calling completion handler in this case,\nsince the device will flush the command interface and trigger all\ncompletions manually.\n\nKernel log:\n------------[ cut here ]------------\nrefcount_t: underflow; use-after-free.\n...\nRIP: 0010:refcount_warn_saturate+0xd8/0xe0\n...\nCall Trace:\n<IRQ>\n? __warn+0x79/0x120\n? refcount_warn_saturate+0xd8/0xe0\n? report_bug+0x17c/0x190\n? handle_bug+0x3c/0x60\n? exc_invalid_op+0x14/0x70\n? asm_exc_invalid_op+0x16/0x20\n? refcount_warn_saturate+0xd8/0xe0\ncmd_ent_put+0x13b/0x160 [mlx5_core]\nmlx5_cmd_comp_handler+0x5f9/0x670 [mlx5_core]\ncmd_comp_notifier+0x1f/0x30 [mlx5_core]\nnotifier_call_chain+0x35/0xb0\natomic_notifier_call_chain+0x16/0x20\nmlx5_eq_async_int+0xf6/0x290 [mlx5_core]\nnotifier_call_chain+0x35/0xb0\natomic_notifier_call_chain+0x16/0x20\nirq_int_handler+0x19/0x30 [mlx5_core]\n__handle_irq_event_percpu+0x4b/0x160\nhandle_irq_event+0x2e/0x80\nhandle_edge_irq+0x98/0x230\n__common_interrupt+0x3b/0xa0\ncommon_interrupt+0x7b/0xa0\n</IRQ>\n<TASK>\nasm_common_interrupt+0x22/0x40"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/net/ethernet/mellanox/mlx5/core/cmd.c"
               ],
               "versions": [
                  {
                     "version": "27c79b3a9212",
                     "lessThan": "f6fbb8535e99",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "3cb92b0ad73d",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "bf8aaf0ae01c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "1337ec94bc5a",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "1d5dce5e92a7",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "7ac4c69c3424",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "51d138c2610a",
                     "lessThan": "db9b31aa9bc5",
                     "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/ethernet/mellanox/mlx5/core/cmd.c"
               ],
               "versions": [
                  {
                     "version": "5.12",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.12",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.219",
                     "lessThanOrEqual": "5.10.*",
                     "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": "6.8.12",
                     "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/f6fbb8535e990f844371086ab2c1221f71f993d3"
            },
            {
               "url": "https://git.kernel.org/stable/c/3cb92b0ad73d3f1734e812054e698d655e9581b0"
            },
            {
               "url": "https://git.kernel.org/stable/c/bf8aaf0ae01c27ae3c06aa8610caf91e50393396"
            },
            {
               "url": "https://git.kernel.org/stable/c/1337ec94bc5a9eed250e33f5f5c89a28a6bfabdb"
            },
            {
               "url": "https://git.kernel.org/stable/c/1d5dce5e92a70274de67a59e1e674c3267f94cd7"
            },
            {
               "url": "https://git.kernel.org/stable/c/7ac4c69c34240c6de820492c0a28a0bd1494265a"
            },
            {
               "url": "https://git.kernel.org/stable/c/db9b31aa9bc56ff0d15b78f7e827d61c4a096e40"
            }
         ],
         "title": "net/mlx5: Discard command completions in internal error",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-38555",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}