In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().

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:*:*:*:*:*:*:*:*
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:5.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*

No data.

References
Link Providers
https://git.kernel.org/stable/c/37c16fc2cb13a13f3c0193bfc6f2edef7d7df7d7 cve-icon cve-icon
https://git.kernel.org/stable/c/3ea9dbf7c2f436952bca331c6f5d72f75aca224e cve-icon cve-icon
https://git.kernel.org/stable/c/4513018d0bd739097570d26a7760551cba3deb56 cve-icon cve-icon
https://git.kernel.org/stable/c/4585890ab2dbf455d80e254d3d859d4c1e357920 cve-icon cve-icon
https://git.kernel.org/stable/c/4f242486bf46d314b2e3838cc64b56f008a3c4d7 cve-icon cve-icon
https://git.kernel.org/stable/c/57289b6601fe78c09921599b042a0b430fb420ec cve-icon cve-icon
https://git.kernel.org/stable/c/8dda30f81c751b01cd71f2cfaeef26ad4393b1d1 cve-icon cve-icon
https://git.kernel.org/stable/c/ccd7567d4b6cf187fdfa55f003a9e461ee629e36 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2025022615-CVE-2022-49621-ac28@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2022-49621 cve-icon
https://www.cve.org/CVERecord?id=CVE-2022-49621 cve-icon
History

Wed, 01 Oct 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Mon, 17 Mar 2025 09:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-402

Tue, 11 Mar 2025 22:45:00 +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:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc4:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel

Fri, 28 Feb 2025 01:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 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'}

threat_severity

Low

Wed, 26 Feb 2025 02:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: cpufreq: pmac32-cpufreq: Fix refcount leak bug In pmac_cpufreq_init_MacRISC3(), we need to add corresponding of_node_put() for the three node pointers whose refcount have been incremented by of_find_node_by_name().
Title cpufreq: pmac32-cpufreq: Fix refcount leak bug
References
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2025-02-26T02:23:38.850Z

Updated: 2025-10-01T19:36:50.700Z

Reserved: 2025-02-26T02:21:30.420Z

Link: CVE-2022-49621

cve-icon Vulnrichment

Updated: 2025-10-01T16:51:49.662Z

cve-icon NVD

Status : Modified

Published: 2025-02-26T07:01:37.487

Modified: 2025-10-01T20:16:57.690

Link: CVE-2022-49621

cve-icon Redhat

Severity : Low

Publid Date: 2025-02-26T00:00:00Z

Links: CVE-2022-49621 - Bugzilla