CVE-2022-49424

When larbdev is NULL (in the case I hit, the node is incorrectly set iommus = <&iommu NUM>), it will cause devicelinkadd() fail and kernel crashes when we try to print dev_name(larbdev).

Let's fail the probe if a larbdev is NULL to avoid invalid inputs from dts.

It should work for normal correct setting and avoid the crash caused by my incorrect setting.

Error log: [ 18.189042][ T301] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000050 ... [ 18.344519][ T301] pstate: a0400005 (NzCv daif +PAN -UAO) [ 18.345213][ T301] pc : mtkiommuprobedevice+0xf8/0x118 [mtkiommu] [ 18.346050][ T301] lr : mtkiommuprobedevice+0xd0/0x118 [mtkiommu] [ 18.346884][ T301] sp : ffffffc00a5635e0 [ 18.347392][ T301] x29: ffffffc00a5635e0 x28: ffffffd44a46c1d8 [ 18.348156][ T301] x27: ffffff80c39a8000 x26: ffffffd44a80cc38 [ 18.348917][ T301] x25: 0000000000000000 x24: ffffffd44a80cc38 [ 18.349677][ T301] x23: ffffffd44e4da4c6 x22: ffffffd44a80cc38 [ 18.350438][ T301] x21: ffffff80cecd1880 x20: 0000000000000000 [ 18.351198][ T301] x19: ffffff80c439f010 x18: ffffffc00a50d0c0 [ 18.351959][ T301] x17: ffffffffffffffff x16: 0000000000000004 [ 18.352719][ T301] x15: 0000000000000004 x14: ffffffd44eb5d420 [ 18.353480][ T301] x13: 0000000000000ad2 x12: 0000000000000003 [ 18.354241][ T301] x11: 00000000fffffad2 x10: c0000000fffffad2 [ 18.355003][ T301] x9 : a0d288d8d7142d00 x8 : a0d288d8d7142d00 [ 18.355763][ T301] x7 : ffffffd44c2bc640 x6 : 0000000000000000 [ 18.356524][ T301] x5 : 0000000000000080 x4 : 0000000000000001 [ 18.357284][ T301] x3 : 0000000000000000 x2 : 0000000000000005 [ 18.358045][ T301] x1 : 0000000000000000 x0 : 0000000000000000 [ 18.360208][ T301] Hardware name: MT6873 (DT) [ 18.360771][ T301] Call trace: [ 18.361168][ T301] dumpbacktrace+0xf8/0x1f0 [ 18.361737][ T301] dumpstacklvl+0xa8/0x11c [ 18.362305][ T301] dumpstack+0x1c/0x2c [ 18.362816][ T301] mrdumpcommondie+0x184/0x40c [mrdump] [ 18.363575][ T301] ipanicdie+0x24/0x38 [mrdump] [ 18.364230][ T301] atomicnotifiercallchain+0x128/0x2b8 [ 18.364937][ T301] die+0x16c/0x568 [ 18.365394][ T301] _dokernelfault+0x1e8/0x214 [ 18.365402][ T301] dopagefault+0xb8/0x678 [ 18.366934][ T301] dotranslationfault+0x48/0x64 [ 18.368645][ T301] domemabort+0x68/0x148 [ 18.368652][ T301] el1abort+0x40/0x64 [ 18.368660][ T301] el1h64synchandler+0x54/0x88 [ 18.368668][ T301] el1h64sync+0x68/0x6c [ 18.368673][ T301] mtkiommuprobedevice+0xf8/0x118 [mtk_iommu] ...

Database specific

{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49424.json"
}

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

77fbe028d5a3f7fc6060c4454ead9510533acd1e

Fixed

c3c2734e28d7fac50228c4d2b8896e8695adf304

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

18ea450ed1b60c1bb336f5efe874f61909ce7bec

Fixed

e9c63c0f73a1bbfd02624f5eae7e881df8b6830f

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

635319a4a7444ca97124d781cd96deb277ff4d40

Fixed

8837c2682b9b2eed83e6212bcf79850c593a6fee

Fixed

de78657e16f41417da9332f09c2d67d100096939

Type: GIT
Repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events: Introduced

0 Unknown introduced commit / All previous commits are affected

Last affected

b7bf68272b6ae7c469854e2e054db1db1d158999

Affected versions

v2.*

v2.6.12

v2.6.12-rc2

v2.6.12-rc3

v2.6.12-rc4

v2.6.12-rc5

v2.6.12-rc6

v2.6.13

v2.6.13-rc1

v2.6.13-rc2

v2.6.13-rc3

v2.6.13-rc4

v2.6.13-rc5

v2.6.13-rc6

v2.6.13-rc7

v2.6.14

v2.6.14-rc1

v2.6.14-rc2

v2.6.14-rc3

v2.6.14-rc4

v2.6.14-rc5

v2.6.15

v2.6.15-rc1

v2.6.15-rc2

v2.6.15-rc3

v2.6.15-rc4

v2.6.15-rc5

v2.6.15-rc6

v2.6.15-rc7

v2.6.16

v2.6.16-rc1

v2.6.16-rc2

v2.6.16-rc3

v2.6.16-rc4

v2.6.16-rc5

v2.6.16-rc6

v2.6.17

v2.6.17-rc1

v2.6.17-rc2

v2.6.17-rc3

v2.6.17-rc4

v2.6.17-rc5

v2.6.17-rc6

v2.6.18

v2.6.18-rc1

v2.6.18-rc2

v2.6.18-rc3

v2.6.18-rc4

v2.6.18-rc5

v2.6.18-rc6

v2.6.18-rc7

v2.6.19

v2.6.19-rc1

v2.6.19-rc2

v2.6.19-rc3

v2.6.19-rc4

v2.6.19-rc5

v2.6.19-rc6

v2.6.20

v2.6.20-rc1

v2.6.20-rc2

v2.6.20-rc3

v2.6.20-rc4

v2.6.20-rc5

v2.6.20-rc6

v2.6.20-rc7

v2.6.21

v2.6.21-rc1

v2.6.21-rc2

v2.6.21-rc3

v2.6.21-rc4

v2.6.21-rc5

v2.6.21-rc6

v2.6.21-rc7

v2.6.22

v2.6.22-rc1

v2.6.22-rc2

v2.6.22-rc3

v2.6.22-rc4

v2.6.22-rc5

v2.6.22-rc6

v2.6.22-rc7

v2.6.23

v2.6.23-rc1

v2.6.23-rc2

v2.6.23-rc3

v2.6.23-rc4

v2.6.23-rc5

v2.6.23-rc6

v2.6.23-rc7

v2.6.23-rc8

v2.6.23-rc9

v2.6.24

v2.6.24-rc1

v2.6.24-rc2

v2.6.24-rc3

v2.6.24-rc4

v2.6.24-rc5

v2.6.24-rc6

v2.6.24-rc7

v2.6.24-rc8

v2.6.25

v2.6.25-rc1

v2.6.25-rc2

v2.6.25-rc3

v2.6.25-rc4

v2.6.25-rc5

v2.6.25-rc6

v2.6.25-rc7

v2.6.25-rc8

v2.6.25-rc9

v2.6.26

v2.6.26-rc1

v2.6.26-rc2

v2.6.26-rc3

v2.6.26-rc4

v2.6.26-rc5

v2.6.26-rc6

v2.6.26-rc7

v2.6.26-rc8

v2.6.26-rc9

v2.6.27

v2.6.27-rc1

v2.6.27-rc2

v2.6.27-rc3

v2.6.27-rc4

v2.6.27-rc5

v2.6.27-rc6

v2.6.27-rc7

v2.6.27-rc8

v2.6.27-rc9

v2.6.28

v2.6.28-rc1

v2.6.28-rc2

v2.6.28-rc3

v2.6.28-rc4

v2.6.28-rc5

v2.6.28-rc6

v2.6.28-rc7

v2.6.28-rc8

v2.6.28-rc9

v2.6.29

v2.6.29-rc1

v2.6.29-rc2

v2.6.29-rc3

v2.6.29-rc4

v2.6.29-rc5

v2.6.29-rc6

v2.6.29-rc7

v2.6.29-rc8

v2.6.30

v2.6.30-rc1

v2.6.30-rc2

v2.6.30-rc3

v2.6.30-rc4

v2.6.30-rc5

v2.6.30-rc6

v2.6.30-rc7

v2.6.30-rc8

v2.6.31

v2.6.31-rc1

v2.6.31-rc2

v2.6.31-rc3

v2.6.31-rc4

v2.6.31-rc5

v2.6.31-rc6

v2.6.31-rc7

v2.6.31-rc8

v2.6.31-rc9

v2.6.32

v2.6.32-rc1

v2.6.32-rc2

v2.6.32-rc3

v2.6.32-rc4

v2.6.32-rc5

v2.6.32-rc6

v2.6.32-rc7

v2.6.32-rc8

v2.6.33

v2.6.33-rc1

v2.6.33-rc2

v2.6.33-rc3

v2.6.33-rc4

v2.6.33-rc5

v2.6.33-rc6

v2.6.33-rc7

v2.6.33-rc8

v2.6.34

v2.6.34-rc1

v2.6.34-rc2

v2.6.34-rc3

v2.6.34-rc4

v2.6.34-rc5

v2.6.34-rc6

v2.6.34-rc7

v2.6.35

v2.6.35-rc1

v2.6.35-rc2

v2.6.35-rc3

v2.6.35-rc4

v2.6.35-rc5

v2.6.35-rc6

v2.6.36

v2.6.36-rc1

v2.6.36-rc2

v2.6.36-rc3

v2.6.36-rc4

v2.6.36-rc5

v2.6.36-rc6

v2.6.36-rc7

v2.6.36-rc8

v2.6.37

v2.6.37-rc1

v2.6.37-rc2

v2.6.37-rc3

v2.6.37-rc4

v2.6.37-rc5

v2.6.37-rc6

v2.6.37-rc7

v2.6.37-rc8

v2.6.38

v2.6.38-rc1

v2.6.38-rc2

v2.6.38-rc3

v2.6.38-rc4

v2.6.38-rc5

v2.6.38-rc6

v2.6.38-rc7

v2.6.38-rc8

v2.6.39

v2.6.39-rc1

v2.6.39-rc2

v2.6.39-rc3

v2.6.39-rc4

v2.6.39-rc5

v2.6.39-rc6

v2.6.39-rc7

v3.*

v3.0

v3.0-rc1

v3.0-rc2

v3.0-rc3

v3.0-rc4

v3.0-rc5

v3.0-rc6

v3.0-rc7

v3.1

v3.1-rc1

v3.1-rc10

v3.1-rc2

v3.1-rc3

v3.1-rc4

v3.1-rc5

v3.1-rc6

v3.1-rc7

v3.1-rc8

v3.1-rc9

v3.10

v3.10-rc1

v3.10-rc2

v3.10-rc3

v3.10-rc4

v3.10-rc5

v3.10-rc6

v3.10-rc7

v3.11

v3.11-rc1

v3.11-rc2

v3.11-rc3

v3.11-rc4

v3.11-rc5

v3.11-rc6

v3.11-rc7

v3.12

v3.12-rc1

v3.12-rc2

v3.12-rc3

v3.12-rc4

v3.12-rc5

v3.12-rc6

v3.12-rc7

v3.13

v3.13-rc1

v3.13-rc2

v3.13-rc3

v3.13-rc4

v3.13-rc5

v3.13-rc6

v3.13-rc7

v3.13-rc8

v3.14

v3.14-rc1

v3.14-rc2

v3.14-rc3

v3.14-rc4

v3.14-rc5

v3.14-rc6

v3.14-rc7

v3.14-rc8

v3.15

v3.15-rc1

v3.15-rc2

v3.15-rc3

v3.15-rc4

v3.15-rc5

v3.15-rc6

v3.15-rc7

v3.15-rc8

v3.16

v3.16-rc1

v3.16-rc2

v3.16-rc3

v3.16-rc4

v3.16-rc5

v3.16-rc6

v3.16-rc7

v3.17

v3.17-rc1

v3.17-rc2

v3.17-rc3

v3.17-rc4

v3.17-rc5

v3.17-rc6

v3.17-rc7

v3.18

v3.18-rc1

v3.18-rc2

v3.18-rc3

v3.18-rc4

v3.18-rc5

v3.18-rc6

v3.18-rc7

v3.19

v3.19-rc1

v3.19-rc2

v3.19-rc3

v3.19-rc4

v3.19-rc5

v3.19-rc6

v3.19-rc7

v3.2

v3.2-rc1

v3.2-rc2

v3.2-rc3

v3.2-rc4

v3.2-rc5

v3.2-rc6

v3.2-rc7

v3.3

v3.3-rc1

v3.3-rc2

v3.3-rc3

v3.3-rc4

v3.3-rc5

v3.3-rc6

v3.3-rc7

v3.4

v3.4-rc1

v3.4-rc2

v3.4-rc3

v3.4-rc4

v3.4-rc5

v3.4-rc6

v3.4-rc7

v3.5

v3.5-rc1

v3.5-rc2

v3.5-rc3

v3.5-rc4

v3.5-rc5

v3.5-rc6

v3.5-rc7

v3.6

v3.6-rc1

v3.6-rc2

v3.6-rc3

v3.6-rc4

v3.6-rc5

v3.6-rc6

v3.6-rc7

v3.7

v3.7-rc1

v3.7-rc2

v3.7-rc3

v3.7-rc4

v3.7-rc5

v3.7-rc6

v3.7-rc7

v3.7-rc8

v3.8

v3.8-rc1

v3.8-rc2

v3.8-rc3

v3.8-rc4

v3.8-rc5

v3.8-rc6

v3.8-rc7

v3.9

v3.9-rc1

v3.9-rc2

v3.9-rc3

v3.9-rc4

v3.9-rc5

v3.9-rc6

v3.9-rc7

v3.9-rc8

v4.*

v4.0

v4.0-rc1

v4.0-rc2

v4.0-rc3

v4.0-rc4

v4.0-rc5

v4.0-rc6

v4.0-rc7

v4.1

v4.1-rc1

v4.1-rc2

v4.1-rc3

v4.1-rc4

v4.1-rc5

v4.1-rc6

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

v5.15.33

v5.15.34

v5.15.35

v5.15.36

v5.15.37

v5.15.38

v5.15.39

v5.15.40

v5.15.41

v5.15.42

v5.15.43

v5.15.44

v5.15.45

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

v5.16.15

v5.16.16

v5.16.17

v5.16.18

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

v5.17-rc2

v5.17-rc3

v5.17-rc4

v5.17-rc5

v5.17-rc6

v5.17-rc7

v5.17-rc8

v5.17.10

v5.17.11

v5.17.12

v5.17.13

v5.17.2

v5.17.3

v5.17.4

v5.17.5

v5.17.6

v5.17.7

v5.17.8

v5.17.9

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Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49424.json"

vanir_signatures

[
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        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 1031.0,
            "function_hash": "27811544329710859924763796419787896076"
        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-481c3272",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c3c2734e28d7fac50228c4d2b8896e8695adf304",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu_v1.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
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            "threshold": 0.9
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        "signature_type": "Line",
        "id": "CVE-2022-49424-4b3bf740",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e9c63c0f73a1bbfd02624f5eae7e881df8b6830f",
        "target": {
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
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        "deprecated": false,
        "digest": {
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e9c63c0f73a1bbfd02624f5eae7e881df8b6830f",
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    {
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        "digest": {
            "length": 1034.0,
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        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-67e37fcb",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@de78657e16f41417da9332f09c2d67d100096939",
        "target": {
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            "file": "drivers/iommu/mtk_iommu_v1.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 818.0,
            "function_hash": "324347543945613136680422348409113822777"
        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-72df52f3",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@de78657e16f41417da9332f09c2d67d100096939",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
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        },
        "signature_type": "Line",
        "id": "CVE-2022-49424-7c87afd1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c3c2734e28d7fac50228c4d2b8896e8695adf304",
        "target": {
            "file": "drivers/iommu/mtk_iommu_v1.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 735.0,
            "function_hash": "178330147593847819913380606645165982309"
        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-803887e5",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e9c63c0f73a1bbfd02624f5eae7e881df8b6830f",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
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        },
        "signature_type": "Line",
        "id": "CVE-2022-49424-88543066",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@de78657e16f41417da9332f09c2d67d100096939",
        "target": {
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
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        "signature_type": "Line",
        "id": "CVE-2022-49424-91d97d3d",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@8837c2682b9b2eed83e6212bcf79850c593a6fee",
        "target": {
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 1031.0,
            "function_hash": "27811544329710859924763796419787896076"
        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-9c6db54b",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@8837c2682b9b2eed83e6212bcf79850c593a6fee",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu_v1.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
            "length": 1031.0,
            "function_hash": "27811544329710859924763796419787896076"
        },
        "signature_type": "Function",
        "id": "CVE-2022-49424-aef6d449",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e9c63c0f73a1bbfd02624f5eae7e881df8b6830f",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu_v1.c"
        }
    },
    {
        "signature_version": "v1",
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c3c2734e28d7fac50228c4d2b8896e8695adf304",
        "target": {
            "file": "drivers/iommu/mtk_iommu.c"
        }
    },
    {
        "signature_version": "v1",
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        "digest": {
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            "function_hash": "178330147593847819913380606645165982309"
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        "signature_type": "Function",
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c3c2734e28d7fac50228c4d2b8896e8695adf304",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu.c"
        }
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    {
        "signature_version": "v1",
        "deprecated": false,
        "digest": {
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        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@8837c2682b9b2eed83e6212bcf79850c593a6fee",
        "target": {
            "function": "mtk_iommu_probe_device",
            "file": "drivers/iommu/mtk_iommu.c"
        }
    }
]

git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git