CVE-2022-48766

Source
https://nvd.nist.gov/vuln/detail/CVE-2022-48766
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48766.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-48766
Downstream
Related
Published
2024-06-20T11:13:42Z
Modified
2025-10-08T06:28:33.537672Z
Summary
drm/amd/display: Wrap dcn301_calculate_wm_and_dlg for FPU.
Details

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

drm/amd/display: Wrap dcn301calculatewmanddlg for FPU.

Mirrors the logic for dcn30. Cue lots of WARNs and some kernel panics without this fix.

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
3a83e4e64bb1522ddac67ffc787d1c38291e1a65
Fixed
456ba2433844a6483cc4c933aa8f43d24575e341
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
3a83e4e64bb1522ddac67ffc787d1c38291e1a65
Fixed
25f1488bdbba63415239ff301fe61a8546140d9f

Affected versions

v5.*

v5.10
v5.10-rc1
v5.10-rc2
v5.10-rc3
v5.10-rc4
v5.10-rc5
v5.10-rc6
v5.10-rc7
v5.11
v5.11-rc1
v5.11-rc2
v5.11-rc3
v5.11-rc4
v5.11-rc5
v5.11-rc6
v5.11-rc7
v5.12
v5.12-rc1
v5.12-rc1-dontuse
v5.12-rc2
v5.12-rc3
v5.12-rc4
v5.12-rc5
v5.12-rc6
v5.12-rc7
v5.12-rc8
v5.13
v5.13-rc1
v5.13-rc2
v5.13-rc3
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
v5.16
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
v5.16.2
v5.16.3
v5.16.4
v5.17-rc1
v5.9
v5.9-rc6
v5.9-rc7
v5.9-rc8

Database specific

{
    "vanir_signatures": [
        {
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "56323892235369579195239170182906004626",
                    "29286326304176533878790313460058048860",
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                ]
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@25f1488bdbba63415239ff301fe61a8546140d9f",
            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-03f912b0"
        },
        {
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "30818985841378771700564223478562701118",
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                    "328642927543260266439024117081929321807",
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                ]
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@25f1488bdbba63415239ff301fe61a8546140d9f",
            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-0673df9e"
        },
        {
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "151033790432180042295393946562486298020",
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            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@25f1488bdbba63415239ff301fe61a8546140d9f",
            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-4c7f8968"
        },
        {
            "signature_version": "v1",
            "digest": {
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            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.c"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-cbb8fb70"
        },
        {
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "56323892235369579195239170182906004626",
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            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@456ba2433844a6483cc4c933aa8f43d24575e341",
            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-d7b9f7fa"
        },
        {
            "signature_version": "v1",
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "151033790432180042295393946562486298020",
                    "22449811019619901449685178072028037254",
                    "290865376956263104682087051824525634720",
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                ]
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@456ba2433844a6483cc4c933aa8f43d24575e341",
            "deprecated": false,
            "target": {
                "file": "drivers/gpu/drm/amd/display/dc/dml/dcn301/dcn301_fpu.h"
            },
            "signature_type": "Line",
            "id": "CVE-2022-48766-e4efbea1"
        }
    ]
}

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.16.5