CVE-2021-47298 - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix potential memory leak on unlikely error case If skb_linearize is needed and fails we could leak a msg on the error handling. To fix ensure we kfree the msg block before returning error. Found during code review.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

References

Link	Providers
https://git.kernel.org/stable/c/6c508a1c6c62793dc6e6872cad4b200097bab7c9
https://git.kernel.org/stable/c/715f378f42909c401ec043f5150c4fdf57fb8889
https://git.kernel.org/stable/c/7e6b27a69167f97c56b5437871d29e9722c3e470
https://lore.kernel.org/linux-cve-announce/2024052125-CVE-2021-47298-22d6@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47298
https://www.cve.org/CVERecord?id=CVE-2021-47298

History

Fri, 06 Sep 2024 13:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-401
Metrics	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'}`	cvssV3_1 `{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L'}`

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-21T14:35:20.622Z

Updated: 2024-08-04T05:32:08.559Z

Reserved: 2024-05-21T13:27:52.132Z

Link: CVE-2021-47298

Vulnrichment

Updated: 2024-08-04T05:32:08.559Z

NVD

Status : Awaiting Analysis

Published: 2024-05-21T15:15:17.657

Modified: 2024-05-21T16:54:26.047

Link: CVE-2021-47298

Redhat

Severity : Low

Publid Date: 2024-05-21T00:00:00Z

Links: CVE-2021-47298 - Bugzilla

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