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CVE-2026-74401

🗓️ 15 Aug 2026 05:59:12Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 53 Views

DLM send_queue message handle ordering bug causes refcounting and use-after-free in Linux kernel.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-74401
15 Aug 202605:59
attackerkb
circl
Circl
CVE-2026-74401
17 Aug 202615:20
circl
cvelist
Cvelist
CVE-2026-74401 dlm: fix add msg handle in send_queue ordered
15 Aug 202605:59
cvelist
debiancve
Debian CVE
CVE-2026-74401
15 Aug 202605:59
debiancve
oraclelinux
Oracle linux
Unbreakable Enterprise kernel security update
4 Sep 202600:00
oraclelinux
euvd
EUVD
EUVD-2026-59548
15 Aug 202605:59
euvd
nvd
NVD
CVE-2026-74401
15 Aug 202606:22
nvd
osv
OSV
BELL-CVE-2026-74401
18 Aug 202606:06
osv
osv
OSV
DEBIAN-CVE-2026-74401
15 Aug 202606:22
osv
osv
OSV
UBUNTU-CVE-2026-74401
15 Aug 202606:22
osv
Rows per page
Vulners
CNA
Node
OR
linuxlinux_kernelRange5.146.6.145
linuxlinux_kernelRange6.7.06.12.97
linuxlinux_kernelRange6.13.06.18.40
linuxlinux_kernelRange6.19.07.1.5
linuxlinux_kernelRange7.2.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/dlm/midcomms.c"
    ],
    "versions": [
      {
        "version": "489d8e559c6596eb08e16447d9830bc39afbe54e",
        "lessThan": "ae9e534e502a0f48c12baf83608c5de0ff0eab11",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "489d8e559c6596eb08e16447d9830bc39afbe54e",
        "lessThan": "6369619f1b665f12d8c99cc6ff733c64eb08b22e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "489d8e559c6596eb08e16447d9830bc39afbe54e",
        "lessThan": "712714f818d83373847874ab0f8e426be79296cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "489d8e559c6596eb08e16447d9830bc39afbe54e",
        "lessThan": "4d45250b1d22960f86d83245be188b16e456218b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "489d8e559c6596eb08e16447d9830bc39afbe54e",
        "lessThan": "d2248cb70c070f8f04762872772e155b59016f17",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/dlm/midcomms.c"
    ],
    "versions": [
      {
        "version": "5.14",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.14",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 06:19Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.19.8
EPSS0.00444
53