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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00036.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
b131c96496b369c7b14125e7c50e89ac7cec8051 affected < 2c784a500f5edd337258b0fdb2f31bc9abde1a23
b131c96496b369c7b14125e7c50e89ac7cec8051 affected < 59fa98bfa1f4013d658d990cac88c87b46ff410c
b131c96496b369c7b14125e7c50e89ac7cec8051 affected < dd3bebf515f336214a91994348a2b86b9a1d3d7f
b131c96496b369c7b14125e7c50e89ac7cec8051 affected < 85dfd816fabfc16e71786eda0a33a7046688b5b0
Linux Linux affected
Version Status Constraints
5.10 affected —
0 unaffected < 5.10
5.10.38 unaffected ≤ 5.10.*
5.11.22 unaffected ≤ 5.11.*
5.12.5 unaffected ≤ 5.12.*
5.13 unaffected ≤ *

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors Products
Linux Subscribe
Linux Kernel Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/2c784a500f5edd337258b0fdb2f31bc9abde1a23 cve-icon cve-icon
https://git.kernel.org/stable/c/59fa98bfa1f4013d658d990cac88c87b46ff410c cve-icon cve-icon
https://git.kernel.org/stable/c/85dfd816fabfc16e71786eda0a33a7046688b5b0 cve-icon cve-icon
https://git.kernel.org/stable/c/dd3bebf515f336214a91994348a2b86b9a1d3d7f cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024022827-CVE-2021-46996-0af4@gregkh/T/#u cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-46996 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-46996 cve-icon
History

Fri, 06 Dec 2024 15:15:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-401
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H'}

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Mon, 04 Nov 2024 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 11 Sep 2024 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 11 Sep 2024 13:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-05-04T07:01:58.380Z

Reserved: 2024-02-27T18:42:55.949Z

Link: CVE-2021-46996

cve-icon Vulnrichment

Updated: 2024-08-04T05:24:38.447Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-28T09:15:38.003

Modified: 2024-12-06T14:55:54.497

Link: CVE-2021-46996

cve-icon Redhat

Severity : Low

Publid Date: 2024-02-28T00:00:00Z

Links: CVE-2021-46996 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses