Linux Kernel up to 5.4.223/5.10.153/5.15.77/6.0.7 media vdec_probe reference count

Summaryinfo

A vulnerability classified as critical was found in Linux Kernel up to 5.4.223/5.10.153/5.15.77/6.0.7. Impacted is the function vdec_probe of the component media. Executing a manipulation can lead to reference count. This vulnerability appears as CVE-2022-49887. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Linux Kernel up to 5.4.223/5.10.153/5.15.77/6.0.7 and classified as critical. This vulnerability affects the function vdec_probe of the component media. The manipulation with an unknown input leads to a reference count vulnerability. The CWE definition for the vulnerability is CWE-911. The product uses a reference count to manage a resource, but it does not update or incorrectly updates the reference count. As an impact it is known to affect availability. CVE summarizes:

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.

The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2022-49887 since 05/01/2025. There are known technical details, but no exploit is available.

Upgrading to version 5.4.224, 5.10.154, 5.15.78 or 6.0.8 eliminates this vulnerability. Applying the patch 70119756311a0be3b95bec2e1ba714673e90feba/be6e22f54623d8a856a4f167b25be73c2ff1ff80/f96ad391d054bd5c36994f98afd6a12cbb5600bf/0457e7b12ece1a7e41fa0ae8b7e47c0a72a83bef/7718999356234d9cc6a11b4641bb773928f1390f 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.

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Productinfo

Type

• Operating System

Vendor

• Linux

Name

• Kernel

Version

• 5.4.223
• 5.10.153
• 5.15.0
• 5.15.1
• 5.15.2
• 5.15.3
• 5.15.4
• 5.15.5
• 5.15.6
• 5.15.7
• 5.15.8
• 5.15.9
• 5.15.10
• 5.15.11
• 5.15.12
• 5.15.13
• 5.15.14
• 5.15.15
• 5.15.16
• 5.15.17
• 5.15.18
• 5.15.19
• 5.15.20
• 5.15.21
• 5.15.22
• 5.15.23
• 5.15.24
• 5.15.25
• 5.15.26
• 5.15.27
• 5.15.28
• 5.15.29
• 5.15.30
• 5.15.31
• 5.15.32
• 5.15.33
• 5.15.34
• 5.15.35
• 5.15.36
• 5.15.37
• 5.15.38
• 5.15.39
• 5.15.40
• 5.15.41
• 5.15.42
• 5.15.43
• 5.15.44
• 5.15.45
• 5.15.46
• 5.15.47
• 5.15.48
• 5.15.49
• 5.15.50
• 5.15.51
• 5.15.52
• 5.15.53
• 5.15.54
• 5.15.55
• 5.15.56
• 5.15.57
• 5.15.58
• 5.15.59
• 5.15.60
• 5.15.61
• 5.15.62
• 5.15.63
• 5.15.64
• 5.15.65
• 5.15.66
• 5.15.67
• 5.15.68
• 5.15.69
• 5.15.70
• 5.15.71
• 5.15.72
• 5.15.73
• 5.15.74
• 5.15.75
• 5.15.76
• 5.15.77
• 6.0.0
• 6.0.1
• 6.0.2
• 6.0.3
• 6.0.4
• 6.0.5
• 6.0.6
• 6.0.7

License

• open-source

Website

• Vendor: https://www.kernel.org/

CPE 2.3info

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CPE 2.2info

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Entryinfo

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