{
  "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-2024-26756",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-26756",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-04-03T17:00:40.814Z",
    "updatedAt": "2026-05-11T20:03:34.014Z",
    "importedAt": "2026-10-24T01:57:07.518Z",
    "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": "md: Don't register sync_thread for reshape directly",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd: Don't register sync_thread for reshape directly\n\nCurrently, if reshape is interrupted, then reassemble the array will\nregister sync_thread directly from pers->run(), in this case\n'MD_RECOVERY_RUNNING' is set directly, however, there is no guarantee\nthat md_do_sync() will be executed, hence stop_sync_thread() will hang\nbecause 'MD_RECOVERY_RUNNING' can't be cleared.\n\nLast patch make sure that md_do_sync() will set MD_RECOVERY_DONE,\nhowever, following hang can still be triggered by dm-raid test\nshell/lvconvert-raid-reshape.sh occasionally:\n\n[root@fedora ~]# cat /proc/1982/stack\n[<0>] stop_sync_thread+0x1ab/0x270 [md_mod]\n[<0>] md_frozen_sync_thread+0x5c/0xa0 [md_mod]\n[<0>] raid_presuspend+0x1e/0x70 [dm_raid]\n[<0>] dm_table_presuspend_targets+0x40/0xb0 [dm_mod]\n[<0>] __dm_destroy+0x2a5/0x310 [dm_mod]\n[<0>] dm_destroy+0x16/0x30 [dm_mod]\n[<0>] dev_remove+0x165/0x290 [dm_mod]\n[<0>] ctl_ioctl+0x4bb/0x7b0 [dm_mod]\n[<0>] dm_ctl_ioctl+0x11/0x20 [dm_mod]\n[<0>] vfs_ioctl+0x21/0x60\n[<0>] __x64_sys_ioctl+0xb9/0xe0\n[<0>] do_syscall_64+0xc6/0x230\n[<0>] entry_SYSCALL_64_after_hwframe+0x6c/0x74\n\nMeanwhile mddev->recovery is:\nMD_RECOVERY_RUNNING |\nMD_RECOVERY_INTR |\nMD_RECOVERY_RESHAPE |\nMD_RECOVERY_FROZEN\n\nFix this problem by remove the code to register sync_thread directly\nfrom raid10 and raid5. And let md_check_recovery() to register\nsync_thread.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "f67055780caac6a99f43834795c43acf99eba6a6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "13b520fb62b772e408f9b79c5fe18ad414e90417"
            },
            {
              "version": "f67055780caac6a99f43834795c43acf99eba6a6",
              "status": "affected",
              "versionType": "git",
              "lessThan": "ad39c08186f8a0f221337985036ba86731d6aafe"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "2.6.17",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "2.6.17"
            },
            {
              "version": "6.7.7",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.7.*"
            },
            {
              "version": "6.8",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}