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CVE-2021-47668

🗓️ 17 Apr 2025 18:01:29Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 61 Views

Fixed use after free bug in Linux kernel resolved with line reordering for safety.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
AstraLinux
Astra Linux - уязвимость в linux-5.10
20 May 202605:53
astralinux
Circl
CVE-2021-47668
17 Apr 202518:54
circl
CNNVD
Linux kernel 安全漏洞
17 Apr 202500:00
cnnvd
Cvelist
CVE-2021-47668 can: dev: can_restart: fix use after free bug
17 Apr 202518:01
cvelist
Debian CVE
CVE-2021-47668
17 Apr 202518:01
debiancve
EUVD
EUVD-2021-34679
3 Oct 202520:07
euvd
NVD
CVE-2021-47668
17 Apr 202518:15
nvd
OpenVAS
SUSE: Security Advisory (SUSE-SU-2025:01600-1)
22 May 202500:00
openvas
OpenVAS
SUSE: Security Advisory (SUSE-SU-2025:01633-1)
22 May 202500:00
openvas
OSV
DEBIAN-CVE-2021-47668
17 Apr 202518:15
osv
Rows per page
NVD
Vulners
CNA
Node
linuxlinux_kernelRange2.6.314.4.254
OR
linuxlinux_kernelRange4.54.9.254
OR
linuxlinux_kernelRange4.104.14.218
OR
linuxlinux_kernelRange4.154.19.171
OR
linuxlinux_kernelRange4.205.4.93
OR
linuxlinux_kernelRange5.55.10.11
OR
linuxlinux_kernelMatch5.11rc1
OR
linuxlinux_kernelMatch5.11rc2
OR
linuxlinux_kernelMatch5.11rc3
OR
linuxlinux_kernelMatch5.11rc4
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/can/dev.c"
    ],
    "versions": [
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "260925a0b7d2da5449f8ecfd02c1405e0c8a45b8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "bbc6847b9b8978b520f62fbc7c68c54ef0f8d282",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "92668d28c7e6a7a2ba07df287669ffcdf650c421",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "08ab951787098ae0b6c0364aeea7a8138226f234",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "ac48ef15826e83f4206c47add61072e8fc76d328",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "593c072b7b3c4d7044416eb039d9ad706bedd67a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39549eef3587f1c1e8c65c88a2400d10fd30ea17",
        "lessThan": "03f16c5075b22c8902d2af739969e878b0879c94",
        "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/net/can/dev.c"
    ],
    "versions": [
      {
        "version": "2.6.31",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "2.6.31",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.4.254",
        "lessThanOrEqual": "4.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.254",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.218",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.171",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.93",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.11",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.11",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 13:58Current
6.7Medium risk
Vulners AI Score6.7
CVSS 3.17.8
EPSS0.00039
SSVC
61