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CVE-2025-40249 gpio: cdev: make sure the cdev fd is still active before emitting events

🗓️ 04 Dec 2025 16:08:12Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 17 Views

CVE-2025-40249: gpio cdev checks file descriptor is active before emitting events to avoid use-after-free.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Tenable Nessus
AlmaLinux 10 : kernel (ALSA-2026:4012)
13 Mar 202600:00
nessus
Tenable Nessus
Oracle Linux 10 : kernel (ELSA-2026-4012)
11 Mar 202600:00
nessus
Tenable Nessus
RHEL 10 : kernel (RHSA-2026:4012)
9 Mar 202600:00
nessus
Tenable Nessus
Ubuntu 24.04 LTS / 25.10 : Linux kernel vulnerabilities (USN-8094-1)
17 Mar 202600:00
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2025-40249
4 Dec 202500:00
nessus
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
Circl
CVE-2025-40249
20 Mar 202613:05
circl
CNNVD
Linux kernel 安全漏洞
4 Dec 202500:00
cnnvd
CVE
CVE-2025-40249
4 Dec 202516:08
cve
Debian CVE
CVE-2025-40249
4 Dec 202516:08
debiancve
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpio/gpiolib-cdev.c"
    ],
    "versions": [
      {
        "version": "40b7c49950bd56c984b1f6722f865b922879260e",
        "lessThan": "dccc6daa8afa0f64c432e4c867f275747e3415e1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "40b7c49950bd56c984b1f6722f865b922879260e",
        "lessThan": "d4cd0902c156b2ca60fdda8cd8b5bcb4b0e9ed64",
        "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/gpio/gpiolib-cdev.c"
    ],
    "versions": [
      {
        "version": "6.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.10",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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