CVE-2022-48718

Source
https://nvd.nist.gov/vuln/detail/CVE-2022-48718
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-48718.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-48718
Downstream
Related
Published
2024-06-20T11:13:10Z
Modified
2025-10-08T06:41:40.480883Z
Summary
drm: mxsfb: Fix NULL pointer dereference
Details

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

drm: mxsfb: Fix NULL pointer dereference

mxsfb should not ever dereference the NULL pointer which drmatomicgetnewbridge_state is allowed to return. Assume a fixed format instead.

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
b776b0f00f246d093c595bac4453c6e51541d5c5
Fixed
86a337bb803040e4401b87c974a7fb92efe3d0e1
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
b776b0f00f246d093c595bac4453c6e51541d5c5
Fixed
6f9267e01cca749137349d8ffb0d0ebbadf567f4
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
b776b0f00f246d093c595bac4453c6e51541d5c5
Fixed
622c9a3a7868e1eeca39c55305ca3ebec4742b64

Affected versions

v5.*

v5.14
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
v5.15.3
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
v5.16.2
v5.16.3
v5.16.4
v5.16.5
v5.16.6
v5.16.7
v5.17-rc1

Database specific

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 991.0,
                "function_hash": "213376671157329779817613479838698350293"
            },
            "id": "CVE-2022-48718-139a8881",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Function",
            "target": {
                "function": "mxsfb_crtc_atomic_enable",
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@622c9a3a7868e1eeca39c55305ca3ebec4742b64"
        },
        {
            "digest": {
                "length": 991.0,
                "function_hash": "213376671157329779817613479838698350293"
            },
            "id": "CVE-2022-48718-432cdc2f",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Function",
            "target": {
                "function": "mxsfb_crtc_atomic_enable",
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6f9267e01cca749137349d8ffb0d0ebbadf567f4"
        },
        {
            "digest": {
                "length": 991.0,
                "function_hash": "213376671157329779817613479838698350293"
            },
            "id": "CVE-2022-48718-80fd07d6",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Function",
            "target": {
                "function": "mxsfb_crtc_atomic_enable",
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@86a337bb803040e4401b87c974a7fb92efe3d0e1"
        },
        {
            "digest": {
                "line_hashes": [
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                    "169929537180550382895209520025973026941",
                    "108349205509569175564436743143559217145",
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                ],
                "threshold": 0.9
            },
            "id": "CVE-2022-48718-a6063a9b",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Line",
            "target": {
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@86a337bb803040e4401b87c974a7fb92efe3d0e1"
        },
        {
            "digest": {
                "line_hashes": [
                    "316554214707241354195352747456840022433",
                    "169929537180550382895209520025973026941",
                    "108349205509569175564436743143559217145",
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            },
            "id": "CVE-2022-48718-e26d5acf",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Line",
            "target": {
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@622c9a3a7868e1eeca39c55305ca3ebec4742b64"
        },
        {
            "digest": {
                "line_hashes": [
                    "316554214707241354195352747456840022433",
                    "169929537180550382895209520025973026941",
                    "108349205509569175564436743143559217145",
                    "31032656604768399941164274802621716489"
                ],
                "threshold": 0.9
            },
            "id": "CVE-2022-48718-fea1fdfc",
            "signature_version": "v1",
            "deprecated": false,
            "signature_type": "Line",
            "target": {
                "file": "drivers/gpu/drm/mxsfb/mxsfb_kms.c"
            },
            "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6f9267e01cca749137349d8ffb0d0ebbadf567f4"
        }
    ]
}

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.15.0
Fixed
5.15.27
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.16.8