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CVE-2023-54271

🗓️ 30 Dec 2025 12:16:01Reported by LinuxType 
cve
 cve
🔗 web.nvd.nist.gov👁 3 Views

blk-cgroup fixes NULL dereference from early blkg_policy_data install; prevents ioc_weight_write crash.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2023-54271
19 Mar 202600:00
circl
CNNVD
Linux kernel 安全漏洞
30 Dec 202500:00
cnnvd
Cvelist
CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init
30 Dec 202512:16
cvelist
Debian CVE
CVE-2023-54271
30 Dec 202512:16
debiancve
EUVD
EUVD-2023-60370
30 Dec 202515:30
euvd
NVD
CVE-2023-54271
30 Dec 202513:16
nvd
OpenVAS
SUSE: Security Advisory (SUSE-SU-2026:0316-1)
30 Jan 202600:00
openvas
OSV
BELL-CVE-2023-54271
31 Dec 202506:05
osv
OSV
CVE-2023-54271 blk-cgroup: Fix NULL deref caused by blkg_policy_data being installed before init
30 Dec 202512:16
osv
OSV
DEBIAN-CVE-2023-54271
30 Dec 202513:16
osv
Rows per page
Vulners
CNA
Node
linuxlinux_kernelRange5.46.4.16
OR
linuxlinux_kernelRange6.5.06.5.3
OR
linuxlinux_kernelRange6.6.0
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/blk-cgroup.c"
    ],
    "versions": [
      {
        "version": "9d179b865449b351ad5cb76dbea480c9170d4a27",
        "lessThan": "e39ef7880d1057b2ebcdb013405f4d84a257db23",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9d179b865449b351ad5cb76dbea480c9170d4a27",
        "lessThan": "7d63c6f9765339dcfc34b7365ced7c518012e4fe",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "9d179b865449b351ad5cb76dbea480c9170d4a27",
        "lessThan": "ec14a87ee1999b19d8b7ed0fa95fea80644624ae",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/blk-cgroup.c"
    ],
    "versions": [
      {
        "version": "5.4",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.4",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.4.16",
        "lessThanOrEqual": "6.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.5.3",
        "lessThanOrEqual": "6.5.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 19:58Current
5.9Medium risk
Vulners AI Score5.9
EPSS0.0002
3