{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2022-50818",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-50818",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2025-12-30T12:08:33.548Z",
    "updatedAt": "2026-05-11T19:25:42.709Z",
    "importedAt": "2026-10-24T01:56:49.724Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "scsi: pm8001: Fix running_req for internal abort commands",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: pm8001: Fix running_req for internal abort commands\n\nDisabling the remote phy for a SATA disk causes a hang:\n\nroot@(none)$ more /sys/class/sas_phy/phy-0:0:8/target_port_protocols\nsata\nroot@(none)$ echo 0 > sys/class/sas_phy/phy-0:0:8/enable\nroot@(none)$ [   67.855950] sas: ex 500e004aaaaaaa1f phy08 change count has changed\n[   67.920585] sd 0:0:2:0: [sdc] Synchronizing SCSI cache\n[   67.925780] sd 0:0:2:0: [sdc] Synchronize Cache(10) failed: Result: hostbyte=0x04 driverbyte=DRIVER_OK\n[   67.935094] sd 0:0:2:0: [sdc] Stopping disk\n[   67.939305] sd 0:0:2:0: [sdc] Start/Stop Unit failed: Result: hostbyte=0x04 driverbyte=DRIVER_OK\n...\n[  123.998998] INFO: task kworker/u192:1:642 blocked for more than 30 seconds.\n[  124.005960]   Not tainted 6.0.0-rc1-205202-gf26f8f761e83 #218\n[  124.012049] \"echo 0 > /proc/sys/kernel/hung_task_timeout_secs\" disables this message.\n[  124.019872] task:kworker/u192:1  state:D stack:0 pid:  642 ppid: 2 flags:0x00000008\n[  124.028223] Workqueue: 0000:04:00.0_event_q sas_port_event_worker\n[  124.034319] Call trace:\n[  124.036758]  __switch_to+0x128/0x278\n[  124.040333]  __schedule+0x434/0xa58\n[  124.043820]  schedule+0x94/0x138\n[  124.047045]  schedule_timeout+0x2fc/0x368\n[  124.051052]  wait_for_completion+0xdc/0x200\n[  124.055234]  __flush_workqueue+0x1a8/0x708\n[  124.059328]  sas_porte_broadcast_rcvd+0xa8/0xc0\n[  124.063858]  sas_port_event_worker+0x60/0x98\n[  124.068126]  process_one_work+0x3f8/0x660\n[  124.072134]  worker_thread+0x70/0x700\n[  124.075793]  kthread+0x1a4/0x1b8\n[  124.079014]  ret_from_fork+0x10/0x20\n\nThe issue is that the per-device running_req read in\npm8001_dev_gone_notify() never goes to zero and we never make progress.\nThis is caused by missing accounting for running_req for when an internal\nabort command completes.\n\nIn commit 2cbbf489778e (\"scsi: pm8001: Use libsas internal abort support\")\nwe started to send internal abort commands as a proper sas_task. In this\nwhen we deliver a sas_task to HW the per-device running_req is incremented\nin pm8001_queue_command(). However it is never decremented for internal\nabort commnds, so decrement in pm8001_mpi_task_abort_resp().",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "2cbbf489778eb9dde51392ec5f74ae2868e4b857",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4e750e0d8e486569fcb7f4ba6f6471673ce7d8a2"
            },
            {
              "version": "2cbbf489778eb9dde51392ec5f74ae2868e4b857",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a62b9fc9775fbc8e666bb328f6e53c168054d6fe"
            },
            {
              "version": "2cbbf489778eb9dde51392ec5f74ae2868e4b857",
              "status": "affected",
              "versionType": "git",
              "lessThan": "d8c22c4697c11ed28062afe3c2b377025be11a23"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "5.18",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "5.18"
            },
            {
              "version": "5.19.17",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.19.*"
            },
            {
              "version": "6.0.3",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.0.*"
            },
            {
              "version": "6.1",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}