CVE-2022-50393

Source
https://nvd.nist.gov/vuln/detail/CVE-2022-50393
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50393.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-50393
Downstream
Related
Published
2025-09-18T13:33:12Z
Modified
2025-10-21T13:00:31.598054Z
Summary
drm/amdgpu: SDMA update use unlocked iterator
Details

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

drm/amdgpu: SDMA update use unlocked iterator

SDMA update page table may be called from unlocked context, this generate below warning. Use unlocked iterator to handle this case.

WARNING: CPU: 0 PID: 1475 at drivers/dma-buf/dma-resv.c:483 dmaresviternext Call Trace: dmaresviterfirst+0x43/0xa0 amdgpuvmsdmaupdate+0x69/0x2d0 [amdgpu] amdgpuvmptesupdate+0x29c/0x870 [amdgpu] amdgpuvmupdaterange+0x2f6/0x6c0 [amdgpu] svmrangeunmapfromgpus+0x115/0x300 [amdgpu] svmrangecpuinvalidatepagetables+0x510/0x5e0 [amdgpu] _mmunotifierinvalidaterangestart+0x1d3/0x230 unmapvmas+0x140/0x150 unmapregion+0xa8/0x110

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
d38ceaf99ed015f2a0b9af3499791bd3a3daae21
Fixed
b892c57a3a04c8de247ab9ee08a0a8cf53290e19
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
d38ceaf99ed015f2a0b9af3499791bd3a3daae21
Fixed
4ff3d517cebe8a29b9f3c302b5292bb1ce291e00
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
d38ceaf99ed015f2a0b9af3499791bd3a3daae21
Fixed
3913f0179ba366f7d7d160c506ce00de1602bbc4

Affected versions

v4.*

v4.1
v4.1-rc7
v4.1-rc8
v4.10
v4.10-rc1
v4.10-rc2
v4.10-rc3
v4.10-rc4
v4.10-rc5
v4.10-rc6
v4.10-rc7
v4.10-rc8
v4.11
v4.11-rc1
v4.11-rc2
v4.11-rc3
v4.11-rc4
v4.11-rc5
v4.11-rc6
v4.11-rc7
v4.11-rc8
v4.12
v4.12-rc1
v4.12-rc2
v4.12-rc3
v4.12-rc4
v4.12-rc5
v4.12-rc6
v4.12-rc7
v4.13
v4.13-rc1
v4.13-rc2
v4.13-rc3
v4.13-rc4
v4.13-rc5
v4.13-rc6
v4.13-rc7
v4.14
v4.14-rc1
v4.14-rc2
v4.14-rc3
v4.14-rc4
v4.14-rc5
v4.14-rc6
v4.14-rc7
v4.14-rc8
v4.15
v4.15-rc1
v4.15-rc2
v4.15-rc3
v4.15-rc4
v4.15-rc5
v4.15-rc6
v4.15-rc7
v4.15-rc8
v4.15-rc9
v4.16
v4.16-rc1
v4.16-rc2
v4.16-rc3
v4.16-rc4
v4.16-rc5
v4.16-rc6
v4.16-rc7
v4.17
v4.17-rc1
v4.17-rc2
v4.17-rc3
v4.17-rc4
v4.17-rc5
v4.17-rc6
v4.17-rc7
v4.18
v4.18-rc1
v4.18-rc2
v4.18-rc3
v4.18-rc4
v4.18-rc5
v4.18-rc6
v4.18-rc7
v4.18-rc8
v4.19
v4.19-rc1
v4.19-rc2
v4.19-rc3
v4.19-rc4
v4.19-rc5
v4.19-rc6
v4.19-rc7
v4.19-rc8
v4.2
v4.2-rc1
v4.2-rc2
v4.2-rc3
v4.2-rc4
v4.2-rc5
v4.2-rc6
v4.2-rc7
v4.2-rc8
v4.20
v4.20-rc1
v4.20-rc2
v4.20-rc3
v4.20-rc4
v4.20-rc5
v4.20-rc6
v4.20-rc7
v4.3
v4.3-rc1
v4.3-rc2
v4.3-rc3
v4.3-rc4
v4.3-rc5
v4.3-rc6
v4.3-rc7
v4.4
v4.4-rc1
v4.4-rc2
v4.4-rc3
v4.4-rc4
v4.4-rc5
v4.4-rc6
v4.4-rc7
v4.4-rc8
v4.5
v4.5-rc1
v4.5-rc2
v4.5-rc3
v4.5-rc4
v4.5-rc5
v4.5-rc6
v4.5-rc7
v4.6
v4.6-rc1
v4.6-rc2
v4.6-rc3
v4.6-rc4
v4.6-rc5
v4.6-rc6
v4.6-rc7
v4.7
v4.7-rc1
v4.7-rc2
v4.7-rc3
v4.7-rc4
v4.7-rc5
v4.7-rc6
v4.7-rc7
v4.8
v4.8-rc1
v4.8-rc2
v4.8-rc3
v4.8-rc4
v4.8-rc5
v4.8-rc6
v4.8-rc7
v4.8-rc8
v4.9
v4.9-rc1
v4.9-rc2
v4.9-rc3
v4.9-rc4
v4.9-rc5
v4.9-rc6
v4.9-rc7
v4.9-rc8

v5.*

v5.0
v5.0-rc1
v5.0-rc2
v5.0-rc3
v5.0-rc4
v5.0-rc5
v5.0-rc6
v5.0-rc7
v5.0-rc8
v5.1
v5.1-rc1
v5.1-rc2
v5.1-rc3
v5.1-rc4
v5.1-rc5
v5.1-rc6
v5.1-rc7
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
v5.17
v5.17-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.18
v5.18-rc1
v5.18-rc2
v5.18-rc3
v5.18-rc4
v5.18-rc5
v5.18-rc6
v5.18-rc7
v5.19
v5.19-rc1
v5.19-rc2
v5.19-rc3
v5.19-rc4
v5.19-rc5
v5.19-rc6
v5.19-rc7
v5.19-rc8
v5.19.1
v5.19.10
v5.19.11
v5.19.12
v5.19.13
v5.19.14
v5.19.15
v5.19.16
v5.19.2
v5.19.3
v5.19.4
v5.19.5
v5.19.6
v5.19.7
v5.19.8
v5.19.9
v5.2
v5.2-rc1
v5.2-rc2
v5.2-rc3
v5.2-rc4
v5.2-rc5
v5.2-rc6
v5.2-rc7
v5.3
v5.3-rc1
v5.3-rc2
v5.3-rc3
v5.3-rc4
v5.3-rc5
v5.3-rc6
v5.3-rc7
v5.3-rc8
v5.4
v5.4-rc1
v5.4-rc2
v5.4-rc3
v5.4-rc4
v5.4-rc5
v5.4-rc6
v5.4-rc7
v5.4-rc8
v5.5
v5.5-rc1
v5.5-rc2
v5.5-rc3
v5.5-rc4
v5.5-rc5
v5.5-rc6
v5.5-rc7
v5.6
v5.6-rc1
v5.6-rc2
v5.6-rc3
v5.6-rc4
v5.6-rc5
v5.6-rc6
v5.6-rc7
v5.7
v5.7-rc1
v5.7-rc2
v5.7-rc3
v5.7-rc4
v5.7-rc5
v5.7-rc6
v5.7-rc7
v5.8
v5.8-rc1
v5.8-rc2
v5.8-rc3
v5.8-rc4
v5.8-rc5
v5.8-rc6
v5.8-rc7
v5.9
v5.9-rc1
v5.9-rc2
v5.9-rc3
v5.9-rc4
v5.9-rc5
v5.9-rc6
v5.9-rc7
v5.9-rc8

v6.*

v6.0
v6.0-rc1
v6.0-rc2
v6.0-rc3
v6.0-rc4
v6.0-rc5
v6.0-rc6
v6.0-rc7
v6.0.1
v6.0.2

Database specific

vanir_signatures

[
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3913f0179ba366f7d7d160c506ce00de1602bbc4",
        "id": "CVE-2022-50393-2fe87599",
        "deprecated": false,
        "target": {
            "function": "amdgpu_vm_sdma_update",
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "length": 1740.0,
            "function_hash": "319460676579284179342998711135151272327"
        },
        "signature_type": "Function"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4ff3d517cebe8a29b9f3c302b5292bb1ce291e00",
        "id": "CVE-2022-50393-3986d302",
        "deprecated": false,
        "target": {
            "function": "amdgpu_vm_sdma_update",
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "length": 1740.0,
            "function_hash": "319460676579284179342998711135151272327"
        },
        "signature_type": "Function"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3913f0179ba366f7d7d160c506ce00de1602bbc4",
        "id": "CVE-2022-50393-6eb6a341",
        "deprecated": false,
        "target": {
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "186572716639787024240909826173050508097",
                "71779591014149522973338549757148113654",
                "277170731038341328550797012876644591198",
                "3833721358565504666631206291845260942",
                "237154570072334240351838453207712252435",
                "219134756968324821707530488360895029566",
                "40196285546695746637667635412776994733",
                "3172715558890993855471243241170929842",
                "40622437722607559533911033282653880628"
            ]
        },
        "signature_type": "Line"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b892c57a3a04c8de247ab9ee08a0a8cf53290e19",
        "id": "CVE-2022-50393-7db52f51",
        "deprecated": false,
        "target": {
            "function": "amdgpu_vm_sdma_update",
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "length": 1740.0,
            "function_hash": "319460676579284179342998711135151272327"
        },
        "signature_type": "Function"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4ff3d517cebe8a29b9f3c302b5292bb1ce291e00",
        "id": "CVE-2022-50393-d70deacb",
        "deprecated": false,
        "target": {
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "186572716639787024240909826173050508097",
                "71779591014149522973338549757148113654",
                "277170731038341328550797012876644591198",
                "3833721358565504666631206291845260942",
                "237154570072334240351838453207712252435",
                "219134756968324821707530488360895029566",
                "40196285546695746637667635412776994733",
                "3172715558890993855471243241170929842",
                "40622437722607559533911033282653880628"
            ]
        },
        "signature_type": "Line"
    },
    {
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b892c57a3a04c8de247ab9ee08a0a8cf53290e19",
        "id": "CVE-2022-50393-f922e0a4",
        "deprecated": false,
        "target": {
            "file": "drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c"
        },
        "signature_version": "v1",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "186572716639787024240909826173050508097",
                "71779591014149522973338549757148113654",
                "277170731038341328550797012876644591198",
                "3833721358565504666631206291845260942",
                "237154570072334240351838453207712252435",
                "219134756968324821707530488360895029566",
                "40196285546695746637667635412776994733",
                "3172715558890993855471243241170929842",
                "40622437722607559533911033282653880628"
            ]
        },
        "signature_type": "Line"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.2.0
Fixed
5.19.17
Type
ECOSYSTEM
Events
Introduced
5.20.0
Fixed
6.0.3