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CVE-2025-40036 misc: fastrpc: fix possible map leak in fastrpc_put_args

🗓️ 28 Oct 2025 11:48:17Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 3 Views

Linux kernel fix map leak in fastrpc_put_args; redirect on copy_to_user failure to cleanup path and release buffers.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/misc/fastrpc.c"
    ],
    "versions": [
      {
        "version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988",
        "lessThan": "a085658264d0c8d4f795d4631f77d7289a021de9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988",
        "lessThan": "3ad42dc66445df6977cf4be0c06f1a655299ce6c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988",
        "lessThan": "78d33a041555db03903e8037fd053ed74fbd88cb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988",
        "lessThan": "c000f65f0ac93d9f9cc69a230d372f6ca93e4879",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c68cfb718c8f97b7f7a50ed66be5feb42d0c8988",
        "lessThan": "da1ba64176e0138f2bfa96f9e43e8c3640d01e1e",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/misc/fastrpc.c"
    ],
    "versions": [
      {
        "version": "5.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.156",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.112",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.53",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.3",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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