Vulnerability-Lookup

GHSA-4Q6W-GXHV-H434

Vulnerability from github – Published: 2024-02-28 09:30 – Updated: 2024-12-06 15:31

Details

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

netfilter: nftables: Fix a memleak from userdata error path in new objects

Release object name if userdata allocation fails.

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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  "aliases": [
    "CVE-2021-46996"
  ],
  "database_specific": {
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    "github_reviewed_at": null,
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    "severity": "MODERATE"
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  "id": "GHSA-4q6w-gxhv-h434",
  "modified": "2024-12-06T15:31:19Z",
  "published": "2024-02-28T09:30:37Z",
  "references": [
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      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-46996"
    },
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}

CVE-2021-46996 (GCVE-0-2021-46996)

Vulnerability from cvelistv5 – Published: 2024-02-28 08:13 – Updated: 2025-05-04 07:01

Title

netfilter: nftables: Fix a memleak from userdata error path in new objects

Summary

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix a memleak from userdata error path in new objects Release object name if userdata allocation fails.

Severity ?

No CVSS data available.

Assigner

Linux

References

URL

Tags

	https://git.kernel.org/stable/c/2c784a500f5edd337…
	https://git.kernel.org/stable/c/59fa98bfa1f4013d6…
	https://git.kernel.org/stable/c/dd3bebf515f336214…
	https://git.kernel.org/stable/c/85dfd816fabfc16e7…

Impacted products

Vendor

Product

Version

Linux

Affected: b131c96496b369c7b14125e7c50e89ac7cec8051 , < 2c784a500f5edd337258b0fdb2f31bc9abde1a23 (git)
Affected: b131c96496b369c7b14125e7c50e89ac7cec8051 , < 59fa98bfa1f4013d658d990cac88c87b46ff410c (git)
Affected: b131c96496b369c7b14125e7c50e89ac7cec8051 , < dd3bebf515f336214a91994348a2b86b9a1d3d7f (git)
Affected: b131c96496b369c7b14125e7c50e89ac7cec8051 , < 85dfd816fabfc16e71786eda0a33a7046688b5b0 (git)

Linux

Affected: 5.10
Unaffected: 0 , < 5.10 (semver)
Unaffected: 5.10.38 , ≤ 5.10.* (semver)
Unaffected: 5.11.22 , ≤ 5.11.* (semver)
Unaffected: 5.12.5 , ≤ 5.12.* (semver)
Unaffected: 5.13 , ≤ * (original_commit_for_fix)

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Sightings

Author	Source	Type	Date

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-4Q6W-GXHV-H434

CVE-2021-46996 (GCVE-0-2021-46996)

Tags

Sightings

Nomenclature