Vulnerability-Lookup

GHSA-XWJ2-C9HW-P6P6

Vulnerability from github – Published: 2024-05-22 09:31 – Updated: 2025-01-07 21:30

Details

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

mm, slub: fix potential memoryleak in kmem_cache_open()

In error path, the random_seq of slub cache might be leaked. Fix this by using __kmem_cache_release() to release all the relevant resources.

Severity

5.5 (Medium)


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

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{
  "affected": [],
  "aliases": [
    "CVE-2021-47466"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-401"
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    "github_reviewed_at": null,
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    "severity": "MODERATE"
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  "id": "GHSA-xwj2-c9hw-p6p6",
  "modified": "2025-01-07T21:30:54Z",
  "published": "2024-05-22T09:31:45Z",
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}

CVE-2021-47466 (GCVE-0-2021-47466)

Vulnerability from cvelistv5 – Published: 2024-05-22 06:23 – Updated: 2026-05-11 13:55

Title

mm, slub: fix potential memoryleak in kmem_cache_open()

Summary

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fix potential memoryleak in kmem_cache_open() In error path, the random_seq of slub cache might be leaked. Fix this by using __kmem_cache_release() to release all the relevant resources.

Severity

No CVSS data available.

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-09-10 15:36 UTC

Assigner

Linux mitre root

References

4 references

URL	Tags
https://git.kernel.org/stable/c/4f5d1c29cfab5cb0a…
https://git.kernel.org/stable/c/568f906340b43120a…
https://git.kernel.org/stable/c/42b81946e3ac9ea03…
https://git.kernel.org/stable/c/9037c57681d25e4dc…

Impacted products

2 products

Vendor	Product	Version
Linux	Linux	Affected: 210e7a43fa905bccafa9bb5966fba1d71f33eb8b , < 4f5d1c29cfab5cb0ab885059818751bdef32e2bb (git) Affected: 210e7a43fa905bccafa9bb5966fba1d71f33eb8b , < 568f906340b43120abd6fcc67c37396482f85930 (git) Affected: 210e7a43fa905bccafa9bb5966fba1d71f33eb8b , < 42b81946e3ac9ea0372ba16e05160dc11e02694f (git) Affected: 210e7a43fa905bccafa9bb5966fba1d71f33eb8b , < 9037c57681d25e4dcc442d940d6dbe24dd31f461 (git)
Linux	Linux	Affected: 4.8 Unaffected: 0 , < 4.8 (semver) Unaffected: 5.4.156 , ≤ 5.4.* (semver) Unaffected: 5.10.76 , ≤ 5.10.* (semver) Unaffected: 5.14.15 , ≤ 5.14.* (semver) Unaffected: 5.15 , ≤ * (original_commit_for_fix)

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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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

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