In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: Fix PM reference leak in lpspi_prepare_xfer_hardware() pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. Fix it by replacing it with pm_runtime_resume_and_get to keep usage counter balanced.

Metrics

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.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel

Configuration 1 [-]

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

No data.

References
Link Providers
https://git.kernel.org/stable/c/4a01ad002d2e03c399af536562693752af7c81b1 cve-icon cve-icon
https://git.kernel.org/stable/c/6a2b5cee0d31ab6cc51030c441135b0e31217282 cve-icon cve-icon
https://git.kernel.org/stable/c/a03675497970a93fcf25d81d9d92a59c2d7377a7 cve-icon cve-icon
https://git.kernel.org/stable/c/b8207bfc539cd07d15e753ff2d179c5b61c673b1 cve-icon cve-icon
https://git.kernel.org/stable/c/ce02e58ddf8658a4c3bed2296f32a5873b3f7cce cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024022840-CVE-2021-47051-cf30@gregkh/T/#u cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-47051 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-47051 cve-icon
History

Mon, 09 Dec 2024 19:15:00 +0000

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

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N'}

 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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-02-28T08:13:53.461Z

Updated: 2025-05-04T07:03:12.356Z

Reserved: 2024-02-27T18:42:55.971Z

Link: CVE-2021-47051

cve-icon Vulnrichment

Updated: 2024-08-04T05:24:39.328Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-28T09:15:40.517

Modified: 2024-12-09T18:46:41.483

Link: CVE-2021-47051

cve-icon Redhat

Severity : Low

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

Links: CVE-2021-47051 - Bugzilla