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5.5
MEDIUM CVSS 3.1
CVE-2022-49887
Linux Kernel Meson VDEC Refcount Leak
Description

In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix possible refcount leak in vdec_probe() v4l2_device_unregister need to be called to put the refcount got by v4l2_device_register when vdec_probe fails or vdec_remove is called.

INFO

Published Date :

May 1, 2025, 3:16 p.m.

Last Modified :

May 7, 2025, 1:20 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2022-49887 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
Apply kernel updates to fix a refcount leak in the vdec driver.
  • Update the Linux kernel to a patched version.
  • Verify the vdec driver integrity after update.
  • Reboot the system after applying the update.
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-2022-49887.

URL Resource
https://git.kernel.org/stable/c/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef Patch
https://git.kernel.org/stable/c/70119756311a0be3b95bec2e1ba714673e90feba Patch
https://git.kernel.org/stable/c/7718999356234d9cc6a11b4641bb773928f1390f Patch
https://git.kernel.org/stable/c/be6e22f54623d8a856a4f167b25be73c2ff1ff80 Patch
https://git.kernel.org/stable/c/f96ad391d054bd5c36994f98afd6a12cbb5600bf 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-2022-49887 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-2022-49887 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-2022-49887 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-2022-49887 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.

  • Initial Analysis by [email protected]

    May. 07, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE NVD-CWE-Other
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.154 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.78 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.0.8 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.4.224
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/70119756311a0be3b95bec2e1ba714673e90feba Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/7718999356234d9cc6a11b4641bb773928f1390f Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/be6e22f54623d8a856a4f167b25be73c2ff1ff80 Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/f96ad391d054bd5c36994f98afd6a12cbb5600bf Types: Patch
  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: media: meson: vdec: fix possible refcount leak in vdec_probe() v4l2_device_unregister need to be called to put the refcount got by v4l2_device_register when vdec_probe fails or vdec_remove is called.
    Added Reference https://git.kernel.org/stable/c/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef
    Added Reference https://git.kernel.org/stable/c/70119756311a0be3b95bec2e1ba714673e90feba
    Added Reference https://git.kernel.org/stable/c/7718999356234d9cc6a11b4641bb773928f1390f
    Added Reference https://git.kernel.org/stable/c/be6e22f54623d8a856a4f167b25be73c2ff1ff80
    Added Reference https://git.kernel.org/stable/c/f96ad391d054bd5c36994f98afd6a12cbb5600bf
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