{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qedf: Fix refcount issue when LOGO is received during TMF\n\nHung task call trace was seen during LOGO processing.\n\n[  974.309060] [0000:00:00.0]:[qedf_eh_device_reset:868]: 1:0:2:0: LUN RESET Issued...\n[  974.309065] [0000:00:00.0]:[qedf_initiate_tmf:2422]: tm_flags 0x10 sc_cmd 00000000c16b930f op = 0x2a target_id = 0x2 lun=0\n[  974.309178] [0000:00:00.0]:[qedf_initiate_tmf:2431]: portid=016900 tm_flags =LUN RESET\n[  974.309222] [0000:00:00.0]:[qedf_initiate_tmf:2438]: orig io_req = 00000000ec78df8f xid = 0x180 ref_cnt = 1.\n[  974.309625] host1: rport 016900: Received LOGO request while in state Ready\n[  974.309627] host1: rport 016900: Delete port\n[  974.309642] host1: rport 016900: work event 3\n[  974.309644] host1: rport 016900: lld callback ev 3\n[  974.313243] [0000:61:00.2]:[qedf_execute_tmf:2383]:1: fcport is uploading, not executing flush.\n[  974.313295] [0000:61:00.2]:[qedf_execute_tmf:2400]:1: task mgmt command success...\n[  984.031088] INFO: task jbd2/dm-15-8:7645 blocked for more than 120 seconds.\n[  984.031136]       Not tainted 4.18.0-305.el8.x86_64 #1\n\n[  984.031166] \"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  984.031209] jbd2/dm-15-8    D    0  7645      2 0x80004080\n[  984.031212] Call Trace:\n[  984.031222]  __schedule+0x2c4/0x700\n[  984.031230]  ? unfreeze_partials.isra.83+0x16e/0x1a0\n[  984.031233]  ? bit_wait_timeout+0x90/0x90\n[  984.031235]  schedule+0x38/0xa0\n[  984.031238]  io_schedule+0x12/0x40\n[  984.031240]  bit_wait_io+0xd/0x50\n[  984.031243]  __wait_on_bit+0x6c/0x80\n[  984.031248]  ? free_buffer_head+0x21/0x50\n[  984.031251]  out_of_line_wait_on_bit+0x91/0xb0\n[  984.031257]  ? init_wait_var_entry+0x50/0x50\n[  984.031268]  jbd2_journal_commit_transaction+0x112e/0x19f0 [jbd2]\n[  984.031280]  kjournald2+0xbd/0x270 [jbd2]\n[  984.031284]  ? finish_wait+0x80/0x80\n[  984.031291]  ? commit_timeout+0x10/0x10 [jbd2]\n[  984.031294]  kthread+0x116/0x130\n[  984.031300]  ? kthread_flush_work_fn+0x10/0x10\n[  984.031305]  ret_from_fork+0x1f/0x40\n\nThere was a ref count issue when LOGO is received during TMF. This leads to\none of the I/Os hanging with the driver. Fix the ref count."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/scsi/qedf/qedf_io.c"
               ],
               "versions": [
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "7cc32ff0cd6c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "87f187e5265b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "6be8eaad75ca",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "7fcbed38503b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1da177e4c3f4",
                     "lessThan": "5239ab63f17c",
                     "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/scsi/qedf/qedf_io.c"
               ],
               "versions": [
                  {
                     "version": "5.4.180",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.101",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.24",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.16.10",
                     "lessThanOrEqual": "5.16.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.17",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/7cc32ff0cd6c44a3c26de5faecfe8b5546198fad"
            },
            {
               "url": "https://git.kernel.org/stable/c/87f187e5265bc8e3b38faef8b9db864cdd61dde7"
            },
            {
               "url": "https://git.kernel.org/stable/c/6be8eaad75ca73131e2a697f0270dc8ee73814a8"
            },
            {
               "url": "https://git.kernel.org/stable/c/7fcbed38503bb34c6e6538b6a9482d1c6bead1e8"
            },
            {
               "url": "https://git.kernel.org/stable/c/5239ab63f17cee643bd4bf6addfedebaa7d4f41e"
            }
         ],
         "title": "scsi: qedf: Fix refcount issue when LOGO is received during TMF",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48823",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}