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5.5
MEDIUM CVSS 3.1
CVE-2022-48656
dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get()
Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get() We should call of_node_put() for the reference returned by of_parse_phandle() in fail path or when it is not used anymore. Here we only need to move the of_node_put() before the check.

INFO

Published Date :

April 28, 2024, 1:15 p.m.

Last Modified :

Nov. 21, 2024, 7:33 a.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2022-48656 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 MEDIUM [email protected]
Solution
The Linux kernel DMA engine has a reference leak; update packages to remediate.
  • Update the affected Linux packages.
  • Reboot the system if required.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2022-48656.

URL Resource
https://git.kernel.org/stable/c/a17df55bf6d536712da6902a83db82b82e67d5a2 Patch
https://git.kernel.org/stable/c/aa11dae059a439af82bae541b134f8f53ac177b5 Patch
https://git.kernel.org/stable/c/dd5a6c5a08752b613e83ad2cb5133e72a64b876d Patch
https://git.kernel.org/stable/c/f9fdb0b86f087c2b7f6c6168dd0985a3c1eda87e Patch
https://git.kernel.org/stable/c/a17df55bf6d536712da6902a83db82b82e67d5a2 Patch
https://git.kernel.org/stable/c/aa11dae059a439af82bae541b134f8f53ac177b5 Patch
https://git.kernel.org/stable/c/dd5a6c5a08752b613e83ad2cb5133e72a64b876d Patch
https://git.kernel.org/stable/c/f9fdb0b86f087c2b7f6c6168dd0985a3c1eda87e Patch
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-48656 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-48656 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-48656 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2022-48656 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://git.kernel.org/stable/c/a17df55bf6d536712da6902a83db82b82e67d5a2
    Added Reference https://git.kernel.org/stable/c/aa11dae059a439af82bae541b134f8f53ac177b5
    Added Reference https://git.kernel.org/stable/c/dd5a6c5a08752b613e83ad2cb5133e72a64b876d
    Added Reference https://git.kernel.org/stable/c/f9fdb0b86f087c2b7f6c6168dd0985a3c1eda87e
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 28, 2024

    Action Type Old Value New Value
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Apr. 28, 2024

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-private: Fix refcount leak bug in of_xudma_dev_get() We should call of_node_put() for the reference returned by of_parse_phandle() in fail path or when it is not used anymore. Here we only need to move the of_node_put() before the check.
    Added Reference kernel.org https://git.kernel.org/stable/c/aa11dae059a439af82bae541b134f8f53ac177b5 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/dd5a6c5a08752b613e83ad2cb5133e72a64b876d [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/a17df55bf6d536712da6902a83db82b82e67d5a2 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/f9fdb0b86f087c2b7f6c6168dd0985a3c1eda87e [No types assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact