Linux Kernel up to 6.0.2 media of_get_child_by_name reference count

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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 6.0.2. It has been rated as critical. This affects the function of_get_child_by_name of the component media. Performing a manipulation results in reference count. This vulnerability is identified as CVE-2022-50309. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Linux Kernel up to 6.0.2. It has been classified as critical. This affects the function of_get_child_by_name of the component media. The manipulation with an unknown input leads to a reference count vulnerability. CWE is classifying the issue as CWE-911. The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count. This is going to have an impact on availability. The summary by CVE is:

In the Linux kernel, the following vulnerability has been resolved: media: xilinx: vipp: Fix refcount leak in xvip_graph_dma_init of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

It is possible to read the advisory at git.kernel.org. This vulnerability is uniquely identified as CVE-2022-50309 since 09/15/2025. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 265255 (Linux Distros Unpatched Vulnerability : CVE-2022-50309), 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 7b0efe7534071e0153708886355d80db69525d50/6e7b3b1e4e9f739800cd8010b75a9bee8d808cee/3c38467c3255c428cdbd3cefaccca4662f302dc9/59b315353252abe7b8fdb8651ca31b8484ce287a/2630cc88327a5557aa0d9cc63be95e3c6e0a55b3/2ea7caa9684687cf3adc1467cf4af3653a776192/22b93530bbe6af9dce8e520bb6e978d1bda39d2b/3336210948b22c2db43e9df2ea403d251b4d24ab/1c78f19c3a0ea312a8178a6bfd8934eb93e9b10a 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 (265255) and CERT Bund (WID-SEC-2025-2053). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Debian Linux
  • Amazon Linux 2
  • Red Hat Enterprise Linux
  • Ubuntu Linux
  • SUSE Linux
  • Oracle Linux
  • IBM QRadar SIEM
  • SUSE openSUSE
  • Open Source Linux Kernel
  • RESF Rocky Linux
  • Dell Secure Connect Gateway
  • F5 F5OS

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

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

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Reference count
CWE: CWE-911 / CWE-664
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 265255
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2022-50309

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: 7b0efe7534071e0153708886355d80db69525d50/6e7b3b1e4e9f739800cd8010b75a9bee8d808cee/3c38467c3255c428cdbd3cefaccca4662f302dc9/59b315353252abe7b8fdb8651ca31b8484ce287a/2630cc88327a5557aa0d9cc63be95e3c6e0a55b3/2ea7caa9684687cf3adc1467cf4af3653a776192/22b93530bbe6af9dce8e520bb6e978d1bda39d2b/3336210948b22c2db43e9df2ea403d251b4d24ab/1c78f19c3a0ea312a8178a6bfd8934eb93e9b10a

Timelineinfo

09/15/2025 Advisory disclosed
09/15/2025 +0 days CVE reserved
09/15/2025 +0 days VulDB entry created
01/10/2026 +117 days VulDB entry last update

Sourcesinfo

Vendor: kernel.org

Advisory: git.kernel.org
Status: Confirmed

CVE: CVE-2022-50309 (🔒)
GCVE (CVE): GCVE-0-2022-50309
GCVE (VulDB): GCVE-100-324051
CERT Bund: WID-SEC-2025-2053 - Linux Kernel: Mehrere Schwachstellen

Entryinfo

Created: 09/15/2025 18:12
Updated: 01/10/2026 18:10
Changes: 09/15/2025 18:12 (59), 09/18/2025 20:53 (2), 12/05/2025 07:56 (10), 12/28/2025 15:49 (7), 01/10/2026 18:10 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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