Vulnerability-Lookup

GHSA-MXWX-46P7-HCM6

Vulnerability from github – Published: 2024-05-21 15:31 – Updated: 2024-07-03 18:42

Details

In the Linux kernel, the following vulnerability has been resolved:

cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

It's a classic example of memleak, we allocate something, we fail and never free the resources.

Make sure we free all resources on policy ->init() failures.

Severity

8.4 (High)


                  
                    CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47313"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2024-05-21T15:15:18Z",
    "severity": "HIGH"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ncpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init\n\nIt\u0027s a classic example of memleak, we allocate something, we fail and\nnever free the resources.\n\nMake sure we free all resources on policy -\u003einit() failures.",
  "id": "GHSA-mxwx-46p7-hcm6",
  "modified": "2024-07-03T18:42:45Z",
  "published": "2024-05-21T15:31:42Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47313"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b775383355755885b19d2acef977f1ca132e80a3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e1b2b2b61d30d7ce057ec17237c217d152ed97f2"
    },
    {
      "type": "WEB",
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    }
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  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2021-47313 (GCVE-0-2021-47313)

Vulnerability from cvelistv5 – Published: 2024-05-21 14:35 – Updated: 2026-05-11 13:52

Title

cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init

Summary

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix potential memleak in cppc_cpufreq_cpu_init It's a classic example of memleak, we allocate something, we fail and never free the resources. Make sure we free all resources on policy ->init() failures.

Severity

8.4 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator (v2.0.3)

CWE

CWE-400 - Uncontrolled Resource Consumption

Assigner

Linux

References

3 references

URL	Tags
https://git.kernel.org/stable/c/b775383355755885b…
https://git.kernel.org/stable/c/e1b2b2b61d30d7ce0…
https://git.kernel.org/stable/c/fe2535a44904a7761…

Impacted products

10 products

Vendor	Product	Version
Linux	Linux	Affected: a28b2bfc099c6b9caa6ef697660408e076a32019 , < b775383355755885b19d2acef977f1ca132e80a3 (git) Affected: a28b2bfc099c6b9caa6ef697660408e076a32019 , < e1b2b2b61d30d7ce057ec17237c217d152ed97f2 (git) Affected: a28b2bfc099c6b9caa6ef697660408e076a32019 , < fe2535a44904a77615a3af8e8fd7dafb98fb0e1b (git)
Linux	Linux	Affected: 5.11 Unaffected: 0 , < 5.11 (semver) Unaffected: 5.12.19 , ≤ 5.12.* (semver) Unaffected: 5.13.4 , ≤ 5.13.* (semver) Unaffected: 5.14 , ≤ * (original_commit_for_fix)
linux	linux_kernel	Affected: a28b2bfc099c , < b77538335575 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Affected: a28b2bfc099c , < e1b2b2b61d30 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Affected: a28b2bfc099c , < fe2535a44904 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Affected: 5.11 cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Unaffected: 0 , < 5.11 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Unaffected: 5.12.19 , ≤ 5.13 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Unaffected: 5.13.4 , ≤ 5.14 (custom) cpe:2.3:o:linux:linux_kernel:-:::::::*
linux	linux_kernel	Unaffected: 5.14 cpe:2.3:o:linux:linux_kernel:-:::::::*

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JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-MXWX-46P7-HCM6

CVE-2021-47313 (GCVE-0-2021-47313)

Tags

Sightings

Nomenclature