Linux Kernel up to 6.0.2 clk pm_runtime_get_sync memory leak

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.0.2. This issue affects the function pm_runtime_get_sync of the component clk. Executing a manipulation can lead to memory leak. This vulnerability appears as CVE-2022-50644. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.0.2. It has been declared as critical. This vulnerability affects the function pm_runtime_get_sync of the component clk. The manipulation with an unknown input leads to a memory leak vulnerability. The CWE definition for the vulnerability is CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. As an impact it is known to affect availability. CVE summarizes:

In the Linux kernel, the following vulnerability has been resolved: clk: ti: dra7-atl: Fix reference leak in of_dra7_atl_clk_probe pm_runtime_get_sync() will increment pm usage counter. Forgetting to putting operation will result in reference leak. Add missing pm_runtime_put_sync in some error paths.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2022-50644 since 12/09/2025. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 278326 (Linux Distros Unpatched Vulnerability : CVE-2022-50644), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 4.9.331, 4.14.296, 4.19.262, 5.4.220, 5.10.150, 5.15.75, 5.19.17 or 6.0.3 eliminates this vulnerability. Applying the patch 27abe45df1dc394c184688d816cbbf2f194d4c6a/d84f77ef7d57658d7346f8c4797a570aa5e35fa6/25fe7b0d596b343e7a5504ba11767115fff8494f/fc39ebf85d0349366b807fe2be848041c8523f03/6d01017247eee3fba399f601b0bcb38e4fb88a72/3441076f83aace85f5d6ccd9ffb301ac6b874776/a9f69663ad571cbd7814dde38e3fcb4876341ed6/c01ae99a4e3a0cdf70f7cd758a60a2243eac562c/9c59a01caba26ec06fefd6ca1f22d5fd1de57d63 is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Tenable (278326) and CERT Bund (WID-SEC-2025-2765). Once again VulDB remains the best source for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • SUSE openSUSE
  • Open Source Linux Kernel
  • RESF Rocky Linux

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory leak
CWE: CWE-401 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 278326
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-50644

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Kernel 4.9.331/4.14.296/4.19.262/5.4.220/5.10.150/5.15.75/5.19.17/6.0.3
Patch: 27abe45df1dc394c184688d816cbbf2f194d4c6a/d84f77ef7d57658d7346f8c4797a570aa5e35fa6/25fe7b0d596b343e7a5504ba11767115fff8494f/fc39ebf85d0349366b807fe2be848041c8523f03/6d01017247eee3fba399f601b0bcb38e4fb88a72/3441076f83aace85f5d6ccd9ffb301ac6b874776/a9f69663ad571cbd7814dde38e3fcb4876341ed6/c01ae99a4e3a0cdf70f7cd758a60a2243eac562c/9c59a01caba26ec06fefd6ca1f22d5fd1de57d63

Timelineinfo

12/09/2025 Advisory disclosed
12/09/2025 +0 days CVE reserved
12/09/2025 +0 days VulDB entry created
03/28/2026 +109 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-50644 (🔒)
GCVE (CVE): GCVE-0-2022-50644
GCVE (VulDB): GCVE-100-334888
CERT Bund: WID-SEC-2025-2765 - Linux Kernel: Mehrere Schwachstellen ermöglichen Denial of Service

Entryinfo

Created: 12/09/2025 07:35
Updated: 03/28/2026 21:21
Changes: 12/09/2025 07:35 (59), 12/16/2025 00:04 (2), 03/28/2026 21:21 (7)
Complete: 🔍
Cache ID: 216:655:103

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