Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

CVE-2021-46966

🗓️ 27 Feb 2024 18:47:03Reported by LinuxType 
cve
 cve🔗 web.nvd.nist.gov👁 6383 Views

Linux kernel, ACPI: custom_method: fix use-after-free issu

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux		 Astra Linux - уязвимость в linux
20 May 202605:53
–astralinux
Circl		CVE-2021-46966
14 Mar 202417:26
–circl
CNNVD		Linux kernel security vulnerabilities
27 Feb 202400:00
–cnnvd
Cvelist		CVE-2021-46966 ACPI: custom_method: fix potential use-after-free issue
27 Feb 202418:47
–cvelist
Debian CVE		CVE-2021-46966
27 Feb 202418:47
–debiancve
NVD		CVE-2021-46966
27 Feb 202419:04
–nvd
OpenVAS		openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2024:0857-1)
25 Mar 202400:00
–openvas
OpenVAS		Ubuntu: Security Advisory (USN-6739-1)
22 Apr 202400:00
–openvas
OpenVAS		SUSE: Security Advisory (SUSE-SU-2024:0857-1)
13 Feb 202500:00
–openvas
OpenVAS		SUSE: Security Advisory (SUSE-SU-2024:0926-1)
13 Feb 202500:00
–openvas
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange4.4.195–4.4.269
OR
linuxlinux_kernelRange4.9.195–4.9.269
OR
linuxlinux_kernelRange4.14.147–4.14.233
OR
linuxlinux_kernelRange4.19.77–4.19.191
OR
linuxlinux_kernelRange5.4–5.4.118
OR
linuxlinux_kernelRange5.5–5.10.36
OR
linuxlinux_kernelRange5.11–5.11.20
OR
linuxlinux_kernelRange5.12–5.12.3
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/acpi/custom_method.c"
    ],
    "versions": [
      {
        "version": "4bda2b79a9d04c8ba31681c66e95877dbb433416",
        "lessThan": "1d53ca5d131074c925ce38361fb0376d3bf7e394",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5c12dadcbef8cd55ef1f5dac799bfcbb7ea7db1d",
        "lessThan": "8b04d57f30caf76649d0567551589af9a66ca9be",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "35b88a10535edcf62d3e6b7893a8cd506ff98a24",
        "lessThan": "90575d1d9311b753cf1718f4ce9061ddda7dfd23",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e4467fb6ef547aa352dc03397f9474ec84eced5b",
        "lessThan": "a5b26a2e362f572d87e9fd35435680e557052a17",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03d1571d9513369c17e6848476763ebbd10ec2cb",
        "lessThan": "72814a94c38a33239793f7622cec6ace1e540c4b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03d1571d9513369c17e6848476763ebbd10ec2cb",
        "lessThan": "62dc2440ebb552aa0d7f635e1697e077d9d21203",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03d1571d9513369c17e6848476763ebbd10ec2cb",
        "lessThan": "f16737caf41fc06cfe6e49048becb09657074d4b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03d1571d9513369c17e6848476763ebbd10ec2cb",
        "lessThan": "b7a5baaae212a686ceb812c32fceed79c03c0234",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "03d1571d9513369c17e6848476763ebbd10ec2cb",
        "lessThan": "e483bb9a991bdae29a0caa4b3a6d002c968f94aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "70424999fbf1f160ade111cb9baab51776e0f9c2",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "06cd4a06eb596a888239fb8ceb6ea15677cab396",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "4.4.195",
        "lessThan": "4.4.269",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.9.195",
        "lessThan": "4.9.269",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.14.147",
        "lessThan": "4.14.233",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.77",
        "lessThan": "4.19.191",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.2.19",
        "lessThan": "5.3",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.3.4",
        "lessThan": "5.4",
        "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/acpi/custom_method.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.4.269",
        "lessThanOrEqual": "4.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.269",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.233",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.191",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.118",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.36",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.11.20",
        "lessThanOrEqual": "5.11.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.12.3",
        "lessThanOrEqual": "5.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.13",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
23 May 2026 15:18Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.17.8
EPSS0.00015
SSVC
CWE-416
linux kernelacpicustom_methoduse-after-freevulnerabilityfixsecuritynvdcve-2021-46966
6383