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CVE-2025-40271

🗓️ 06 Dec 2025 21:50:53Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 2 Media mentions👁 21 Views

Linux kernel fix for use-after-free in proc_readdir_de by clearing erased red black tree nodes.

Related
Detection
Affected
Refs
Social
Vulners
CNA
Node
linuxlinux_kernelRange3.195.4.302
OR
linuxlinux_kernelRange5.5.05.10.247
OR
linuxlinux_kernelRange5.11.05.15.197
OR
linuxlinux_kernelRange5.16.06.1.159
OR
linuxlinux_kernelRange6.2.06.6.117
OR
linuxlinux_kernelRange6.7.06.12.59
OR
linuxlinux_kernelRange6.13.06.17.9
OR
linuxlinux_kernelRange6.18.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "fs/proc/generic.c"
    ],
    "versions": [
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "1d1596d68a6f11d28f677eedf6cf5b17dbfeb491",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "c81d0385500446efe48c305bbb83d47f2ae23a50",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "4cba73c4c89219beef7685a47374bf88b1022369",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "6f2482745e510ae1dacc9b090194b9c5f918d774",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "67272c11f379d9aa5e0f6b16286b9d89b3f76046",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "623bb26127fb581a741e880e1e1a47d79aecb6f8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "03de7ff197a3d0e17d0d5c58fdac99a63cba8110",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "710585d4922fd315f2cada8fbe550ae8ed23e994",
        "lessThan": "895b4c0c79b092d732544011c3cecaf7322c36a1",
        "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/proc/generic.c"
    ],
    "versions": [
      {
        "version": "3.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.302",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.247",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.197",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.159",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.117",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.59",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.9",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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02 Jun 2026 14:16Current
6.1Medium risk
Vulners AI Score6.1
EPSS0.03752
21