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CVE-2025-39871

🗓️ 23 Sep 2025 06:00:44Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 17 Views

CVE-2025-39871: Remove improper idxd_free to prevent refcount underflow and use-after-free during unload.

Related
Detection
Affected
Refs
NVD
Vulners
CNA
Node
linuxlinux_kernelRange6.1.1406.2
OR
linuxlinux_kernelRange6.6.926.6.107
OR
linuxlinux_kernelRange6.12.306.12.48
OR
linuxlinux_kernelRange6.14.86.15
OR
linuxlinux_kernelRange6.15.16.16.8
OROR
linuxlinux_kernelMatch6.15rc7
OR
linuxlinux_kernelMatch6.17rc1
OR
linuxlinux_kernelMatch6.17rc2
OR
linuxlinux_kernelMatch6.17rc3
OR
linuxlinux_kernelMatch6.17rc4
OR
linuxlinux_kernelMatch6.17rc5
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/idxd/init.c"
    ],
    "versions": [
      {
        "version": "68ac5a01f635b3791196fd1c39bc48497252c36f",
        "lessThan": "24414bbcb37e1af95190af36c21ae51d497e1a9e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d2d05fd0fc95c4defed6f7b87550e20e8baa1d97",
        "lessThan": "0e95ee7f532b21206fe3f1c4054002b0d21e3b9c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "21f9f5cd9a0c75084d4369ba0b8c4f695c41dea7",
        "lessThan": "dd7a7e43269711d757fc260b0bbdf7138f75de11",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d5449ff1b04dfe9ed8e455769aa01e4c2ccf6805",
        "lessThan": "da4fbc1488a4cec6748da685181ee4449a878dac",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d5449ff1b04dfe9ed8e455769aa01e4c2ccf6805",
        "lessThan": "f41c538881eec4dcf5961a242097d447f848cda6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "2b7a961cea0e5b65afda911f76d14fec5c98d024",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6.1.140",
        "lessThan": "6.1.160",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.6.92",
        "lessThan": "6.6.107",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.12.30",
        "lessThan": "6.12.48",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.14.8",
        "lessThan": "6.15",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/dma/idxd/init.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.160",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.107",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.48",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16.8",
        "lessThanOrEqual": "6.16.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 16:00Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.8
EPSS0.0002
17