CVE-2025-40036

copytouser() failure would cause an early return without cleaning up the fdlist, which has been updated by the DSP. This could lead to map leak. Fix this by redirecting to a cleanup path on failure, ensuring that all mapped buffers are properly released before returning.

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

c68cfb718c8f97b7f7a50ed66be5feb42d0c8988

Fixed

a085658264d0c8d4f795d4631f77d7289a021de9

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

c68cfb718c8f97b7f7a50ed66be5feb42d0c8988

Fixed

3ad42dc66445df6977cf4be0c06f1a655299ce6c

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

c68cfb718c8f97b7f7a50ed66be5feb42d0c8988

Fixed

78d33a041555db03903e8037fd053ed74fbd88cb

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

c68cfb718c8f97b7f7a50ed66be5feb42d0c8988

Fixed

c000f65f0ac93d9f9cc69a230d372f6ca93e4879

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

c68cfb718c8f97b7f7a50ed66be5feb42d0c8988

Fixed

da1ba64176e0138f2bfa96f9e43e8c3640d01e1e

Affected versions

v5.*

v5.0

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

v5.2

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

v6.1

v6.1-rc1

v6.1-rc2

v6.1-rc3

v6.1-rc4

v6.1-rc5

v6.1-rc6

v6.1-rc7

v6.1-rc8

v6.1.1

v6.1.10

v6.1.100

v6.1.101

v6.1.102

v6.1.103

v6.1.104

v6.1.105

v6.1.106

v6.1.107

v6.1.108

v6.1.109

v6.1.11

v6.1.110

v6.1.111

v6.1.112

v6.1.113

v6.1.114

v6.1.115

v6.1.116

v6.1.117

v6.1.118

v6.1.119

v6.1.12

v6.1.120

v6.1.121

v6.1.122

v6.1.123

v6.1.124

v6.1.125

v6.1.126

v6.1.127

v6.1.128

v6.1.129

v6.1.13

v6.1.130

v6.1.131

v6.1.132

v6.1.133

v6.1.134

v6.1.135

v6.1.136

v6.1.137

v6.1.138

v6.1.139

v6.1.14

v6.1.140

v6.1.141

v6.1.142

v6.1.143

v6.1.144

v6.1.145

v6.1.146

v6.1.147

v6.1.148

v6.1.149

v6.1.15

v6.1.150

v6.1.151

v6.1.152

v6.1.153

v6.1.154

v6.1.155

v6.1.16

v6.1.17

v6.1.18

v6.1.19

v6.1.2

v6.1.20

v6.1.21

v6.1.22

v6.1.23

v6.1.24

v6.1.25

v6.1.26

v6.1.27

v6.1.28

v6.1.29

v6.1.3

v6.1.30

v6.1.31

v6.1.32

v6.1.33

v6.1.34

v6.1.35

v6.1.36

v6.1.37

v6.1.38

v6.1.39

v6.1.4

v6.1.40

v6.1.41

v6.1.42

v6.1.43

v6.1.44

v6.1.45

v6.1.46

v6.1.47

v6.1.48

v6.1.49

v6.1.5

v6.1.50

v6.1.51

v6.1.52

v6.1.53

v6.1.54

v6.1.55

v6.1.56

v6.1.57

v6.1.58

v6.1.59

v6.1.6

v6.1.60

v6.1.61

v6.1.62

v6.1.63

v6.1.64

v6.1.65

v6.1.66

v6.1.67

v6.1.68

v6.1.69

v6.1.7

v6.1.70

v6.1.71

v6.1.72

v6.1.73

v6.1.74

v6.1.75

v6.1.76

v6.1.77

v6.1.78

v6.1.79

v6.1.8

v6.1.80

v6.1.81

v6.1.82

v6.1.83

v6.1.84

v6.1.85

v6.1.86

v6.1.87

v6.1.88

v6.1.89

v6.1.9

v6.1.90

v6.1.91

v6.1.92

v6.1.93

v6.1.94

v6.1.95

v6.1.96

v6.1.97

v6.1.98

v6.1.99

v6.10

v6.10-rc1

v6.10-rc2

v6.10-rc3

v6.10-rc4

v6.10-rc5

v6.10-rc6

v6.10-rc7

v6.11

v6.11-rc1

v6.11-rc2

v6.11-rc3

v6.11-rc4

v6.11-rc5

v6.11-rc6

v6.11-rc7

v6.12

v6.12-rc1

v6.12-rc2

v6.12-rc3

v6.12-rc4

v6.12-rc5

v6.12-rc6

v6.12-rc7

v6.12.1

v6.12.10

v6.12.11

v6.12.12

v6.12.13

v6.12.14

v6.12.15

v6.12.16

v6.12.17

v6.12.18

v6.12.19

v6.12.2

v6.12.20

v6.12.21

v6.12.22

v6.12.23

v6.12.24

v6.12.25

v6.12.26

v6.12.27

v6.12.28

v6.12.29

v6.12.3

v6.12.30

v6.12.31

v6.12.32

v6.12.33

v6.12.34

v6.12.35

v6.12.36

v6.12.37

v6.12.38

v6.12.39

v6.12.4

v6.12.40

v6.12.41

v6.12.42

v6.12.43

v6.12.44

v6.12.45

v6.12.46

v6.12.47

v6.12.48

v6.12.49

v6.12.5

v6.12.50

v6.12.51

v6.12.52

v6.12.6

v6.12.7

v6.12.8

v6.12.9

v6.13

v6.13-rc1

v6.13-rc2

v6.13-rc3

v6.13-rc4

v6.13-rc5

v6.13-rc6

v6.13-rc7

v6.14

v6.14-rc1

v6.14-rc2

v6.14-rc3

v6.14-rc4

v6.14-rc5

v6.14-rc6

v6.14-rc7

v6.15

v6.15-rc1

v6.15-rc2

v6.15-rc3

v6.15-rc4

v6.15-rc5

v6.15-rc6

v6.15-rc7

v6.16

v6.16-rc1

v6.16-rc2

v6.16-rc3

v6.16-rc4

v6.16-rc5

v6.16-rc6

v6.16-rc7

v6.17

v6.17-rc1

v6.17-rc2

v6.17-rc3

v6.17-rc4

v6.17-rc5

v6.17-rc6

v6.17-rc7

v6.17.1

v6.17.2

v6.2

v6.2-rc1

v6.2-rc2

v6.2-rc3

v6.2-rc4

v6.2-rc5

v6.2-rc6

v6.2-rc7

v6.2-rc8

v6.3

v6.3-rc1

v6.3-rc2

v6.3-rc3

v6.3-rc4

v6.3-rc5

v6.3-rc6

v6.3-rc7

v6.4

v6.4-rc1

v6.4-rc2

v6.4-rc3

v6.4-rc4

v6.4-rc5

v6.4-rc6

v6.4-rc7

v6.5

v6.5-rc1

v6.5-rc2

v6.5-rc3

v6.5-rc4

v6.5-rc5

v6.5-rc6

v6.5-rc7

v6.6

v6.6-rc1

v6.6-rc2

v6.6-rc3

v6.6-rc4

v6.6-rc5

v6.6-rc6

v6.6-rc7

v6.6.1

v6.6.10

v6.6.100

v6.6.101

v6.6.102

v6.6.103

v6.6.104

v6.6.105

v6.6.106

v6.6.107

v6.6.108

v6.6.109

v6.6.11

v6.6.110

v6.6.111

v6.6.12

v6.6.13

v6.6.14

v6.6.15

v6.6.16

v6.6.17

v6.6.18

v6.6.19

v6.6.2

v6.6.20

v6.6.21

v6.6.22

v6.6.23

v6.6.24

v6.6.25

v6.6.26

v6.6.27

v6.6.28

v6.6.29

v6.6.3

v6.6.30

v6.6.31

v6.6.32

v6.6.33

v6.6.34

v6.6.35

v6.6.36

v6.6.37

v6.6.38

v6.6.39

v6.6.4

v6.6.40

v6.6.41

v6.6.42

v6.6.43

v6.6.44

v6.6.45

v6.6.46

v6.6.47

v6.6.48

v6.6.49

v6.6.5

v6.6.50

v6.6.51

v6.6.52

v6.6.53

v6.6.54

v6.6.55

v6.6.56

v6.6.57

v6.6.58

v6.6.59

v6.6.6

v6.6.60

v6.6.61

v6.6.62

v6.6.63

v6.6.64

v6.6.65

v6.6.66

v6.6.67

v6.6.68

v6.6.69

v6.6.7

v6.6.70

v6.6.71

v6.6.72

v6.6.73

v6.6.74

v6.6.75

v6.6.76

v6.6.77

v6.6.78

v6.6.79

v6.6.8

v6.6.80

v6.6.81

v6.6.82

v6.6.83

v6.6.84

v6.6.85

v6.6.86

v6.6.87

v6.6.88

v6.6.89

v6.6.9

v6.6.90

v6.6.91

v6.6.92

v6.6.93

v6.6.94

v6.6.95

v6.6.96

v6.6.97

v6.6.98

v6.6.99

v6.7

v6.7-rc1

v6.7-rc2

v6.7-rc3

v6.7-rc4

v6.7-rc5

v6.7-rc6

v6.7-rc7

v6.7-rc8

v6.8

v6.8-rc1

v6.8-rc2

v6.8-rc3

v6.8-rc4

v6.8-rc5

v6.8-rc6

v6.8-rc7

v6.9

v6.9-rc1

v6.9-rc2

v6.9-rc3

v6.9-rc4

v6.9-rc5

v6.9-rc6

v6.9-rc7

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-21825da1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@a085658264d0c8d4f795d4631f77d7289a021de9",
        "digest": {
            "function_hash": "10543625863880994155455633605651878425",
            "length": 1030.0
        },
        "signature_type": "Function",
        "target": {
            "function": "fastrpc_put_args",
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-265acd73",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3ad42dc66445df6977cf4be0c06f1a655299ce6c",
        "digest": {
            "function_hash": "10543625863880994155455633605651878425",
            "length": 1030.0
        },
        "signature_type": "Function",
        "target": {
            "function": "fastrpc_put_args",
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-3483e5ee",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c000f65f0ac93d9f9cc69a230d372f6ca93e4879",
        "digest": {
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            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-7707d667",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@78d33a041555db03903e8037fd053ed74fbd88cb",
        "digest": {
            "function_hash": "10543625863880994155455633605651878425",
            "length": 1030.0
        },
        "signature_type": "Function",
        "target": {
            "function": "fastrpc_put_args",
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-98aae8d5",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c000f65f0ac93d9f9cc69a230d372f6ca93e4879",
        "digest": {
            "function_hash": "10543625863880994155455633605651878425",
            "length": 1030.0
        },
        "signature_type": "Function",
        "target": {
            "function": "fastrpc_put_args",
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-a5c4e2e7",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@da1ba64176e0138f2bfa96f9e43e8c3640d01e1e",
        "digest": {
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                "59801285478334711623422933329501025555",
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                "86078398705580330475545387840707893856",
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                "304642086298685570415521573449063912545",
                "178358007915034032329775511737077763010",
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            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-c24f836a",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@a085658264d0c8d4f795d4631f77d7289a021de9",
        "digest": {
            "line_hashes": [
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                "59801285478334711623422933329501025555",
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                "16337828726478183335410458799954981145",
                "65062203483550403614131874301593130917",
                "44359270907542929014735776271154796855",
                "86078398705580330475545387840707893856",
                "339257075712620625609230493860737206183",
                "323308715748581504553852197445266693019",
                "249419170917143832705450334101685360406",
                "304642086298685570415521573449063912545",
                "178358007915034032329775511737077763010",
                "29290061988326511903002157256324725739"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-c27eda15",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@3ad42dc66445df6977cf4be0c06f1a655299ce6c",
        "digest": {
            "line_hashes": [
                "97578732418117217617647659674213702041",
                "152882029379592284034378462961967814628",
                "59801285478334711623422933329501025555",
                "228489364953174818302478573885755747335",
                "220786785711161381536402166578038127377",
                "249950309554840599858633569260792105766",
                "270102740073901690647153239849381379806",
                "101083905463365011120388501300214984740",
                "16337828726478183335410458799954981145",
                "65062203483550403614131874301593130917",
                "44359270907542929014735776271154796855",
                "86078398705580330475545387840707893856",
                "339257075712620625609230493860737206183",
                "323308715748581504553852197445266693019",
                "249419170917143832705450334101685360406",
                "304642086298685570415521573449063912545",
                "178358007915034032329775511737077763010",
                "29290061988326511903002157256324725739"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-e6a6f487",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@78d33a041555db03903e8037fd053ed74fbd88cb",
        "digest": {
            "line_hashes": [
                "97578732418117217617647659674213702041",
                "152882029379592284034378462961967814628",
                "59801285478334711623422933329501025555",
                "228489364953174818302478573885755747335",
                "220786785711161381536402166578038127377",
                "249950309554840599858633569260792105766",
                "270102740073901690647153239849381379806",
                "101083905463365011120388501300214984740",
                "16337828726478183335410458799954981145",
                "65062203483550403614131874301593130917",
                "44359270907542929014735776271154796855",
                "86078398705580330475545387840707893856",
                "339257075712620625609230493860737206183",
                "323308715748581504553852197445266693019",
                "249419170917143832705450334101685360406",
                "304642086298685570415521573449063912545",
                "178358007915034032329775511737077763010",
                "29290061988326511903002157256324725739"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line",
        "target": {
            "file": "drivers/misc/fastrpc.c"
        }
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2025-40036-f872104d",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@da1ba64176e0138f2bfa96f9e43e8c3640d01e1e",
        "digest": {
            "function_hash": "10543625863880994155455633605651878425",
            "length": 1030.0
        },
        "signature_type": "Function",
        "target": {
            "function": "fastrpc_put_args",
            "file": "drivers/misc/fastrpc.c"
        }
    }
]

Linux / Kernel

Package

Name: Kernel

Affected ranges

Type: ECOSYSTEM
Events: Introduced

5.1.0

Fixed

6.1.156

Type: ECOSYSTEM
Events: Introduced

6.2.0

Fixed

6.6.112

Type: ECOSYSTEM
Events: Introduced

6.7.0

Fixed

6.12.53

Type: ECOSYSTEM
Events: Introduced

6.13.0

Fixed

6.17.3