CVE-2022-48852

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Source
https://cve.org/CVERecord?id=CVE-2022-48852
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48852.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-48852
Downstream
Related
Published
2024-07-16T12:25:19.152Z
Modified
2026-03-11T00:59:09.750401Z
Summary
drm/vc4: hdmi: Unregister codec device on unbind
Details

In the Linux kernel, the following vulnerability has been resolved:

drm/vc4: hdmi: Unregister codec device on unbind

On bind we will register the HDMI codec device but we don't unregister it on unbind, leading to a device leakage. Unregister our device at unbind.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48852.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
91e99e11392937546a94110b14bc155f9cbad0eb
Fixed
ee22082c3e2f230028afa0e22aa8773b1de3c919
Fixed
1ed68d776246f167aee9cd79f63f089c40a5e2a3
Fixed
e40945ab7c7f966d0c37b7bd7b0596497dfe228d

Affected versions

v5.*
v5.13
v5.13-rc4
v5.13-rc5
v5.13-rc6
v5.13-rc7
v5.14
v5.14-rc1
v5.14-rc2
v5.14-rc3
v5.14-rc4
v5.14-rc5
v5.14-rc6
v5.14-rc7
v5.15
v5.15-rc1
v5.15-rc2
v5.15-rc3
v5.15-rc4
v5.15-rc5
v5.15-rc6
v5.15-rc7
v5.15.1
v5.15.10
v5.15.11
v5.15.12
v5.15.13
v5.15.14
v5.15.15
v5.15.16
v5.15.17
v5.15.18
v5.15.19
v5.15.2
v5.15.20
v5.15.21
v5.15.22
v5.15.23
v5.15.24
v5.15.25
v5.15.26
v5.15.27
v5.15.28
v5.15.3
v5.15.4
v5.15.5
v5.15.6
v5.15.7
v5.15.8
v5.15.9
v5.16
v5.16-rc1
v5.16-rc2
v5.16-rc3
v5.16-rc4
v5.16-rc5
v5.16-rc6
v5.16-rc7
v5.16-rc8
v5.16.1
v5.16.10
v5.16.11
v5.16.12
v5.16.13
v5.16.14
v5.16.2
v5.16.3
v5.16.4
v5.16.5
v5.16.6
v5.16.7
v5.16.8
v5.16.9
v5.17-rc1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48852.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "function_hash": "79399178840874333346777882284707881080",
            "length": 2191.0
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e40945ab7c7f966d0c37b7bd7b0596497dfe228d",
        "signature_type": "Function",
        "id": "CVE-2022-48852-06283f25",
        "target": {
            "file": "drivers/gpu/drm/vc4/vc4_hdmi.c",
            "function": "vc4_hdmi_audio_init"
        }
    },
    {
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "144653692416420213028666167851684911008",
                "154170926557982782147504935007814057269",
                "296727483430360619138451330598027258649",
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            ]
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e40945ab7c7f966d0c37b7bd7b0596497dfe228d",
        "signature_type": "Line",
        "id": "CVE-2022-48852-7be2d333",
        "target": {
            "file": "drivers/gpu/drm/vc4/vc4_hdmi.h"
        }
    },
    {
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "204775695882462224481207470240047718456",
                "81785299366768075801466087135347923232",
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                "176562233304228231049567983945488977933",
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            ]
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e40945ab7c7f966d0c37b7bd7b0596497dfe228d",
        "signature_type": "Line",
        "id": "CVE-2022-48852-86dc0da5",
        "target": {
            "file": "drivers/gpu/drm/vc4/vc4_hdmi.c"
        }
    },
    {
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "function_hash": "124301402843730818301895611560298670678",
            "length": 489.0
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e40945ab7c7f966d0c37b7bd7b0596497dfe228d",
        "signature_type": "Function",
        "id": "CVE-2022-48852-baec128e",
        "target": {
            "file": "drivers/gpu/drm/vc4/vc4_hdmi.c",
            "function": "vc4_hdmi_unbind"
        }
    }
]