CVE-2025-40010

Source
https://nvd.nist.gov/vuln/detail/CVE-2025-40010
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-40010.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-40010
Downstream
Related
Published
2025-10-20T15:26:55.874Z
Modified
2025-11-20T10:46:51.457606Z
Summary
afs: Fix potential null pointer dereference in afs_put_server
Details

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

afs: Fix potential null pointer dereference in afsputserver

afsputserver() accessed server->debugid before the NULL check, which could lead to a null pointer dereference. Move the debugid assignment, ensuring we never dereference a NULL server pointer.

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
2757a4dc184997c66ef1de32636f73b9f21aac14
Fixed
7b8381f3c405b864a814d747e526e078c3ef4bc2
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2757a4dc184997c66ef1de32636f73b9f21aac14
Fixed
cab278cead49a547ac84c3e185f446f381303eae
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2757a4dc184997c66ef1de32636f73b9f21aac14
Fixed
a13dbc5e20c7284b82afe6f08debdecf51d2ca04
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2757a4dc184997c66ef1de32636f73b9f21aac14
Fixed
41782c44bb8431c43043129ae42f2ba614938479
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
2757a4dc184997c66ef1de32636f73b9f21aac14
Fixed
9158c6bb245113d4966df9b2ba602197a379412e

Affected versions

v5.*

v5.19

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
v6.1.16
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
v6.12.6
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
v6.16.1
v6.16.2
v6.16.3
v6.16.4
v6.16.5
v6.16.6
v6.16.7
v6.16.8
v6.16.9
v6.17-rc1
v6.17-rc2
v6.17-rc3
v6.17-rc4
v6.17-rc5
v6.17-rc6
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
v6.6.11
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

[
    {
        "id": "CVE-2025-40010-044f5dfa",
        "target": {
            "function": "afs_put_server",
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@9158c6bb245113d4966df9b2ba602197a379412e",
        "deprecated": false,
        "digest": {
            "length": 335.0,
            "function_hash": "38444634076704883940176484058561176766"
        },
        "signature_type": "Function"
    },
    {
        "id": "CVE-2025-40010-3bd283e5",
        "target": {
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cab278cead49a547ac84c3e185f446f381303eae",
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "246262261049481156089595476564103292124",
                "312239927818137539456371170148090298739",
                "230349989344533832993676880608343417805",
                "204495232263528418373012089634275277567",
                "209641577239967293668749102888428241434",
                "277330581767386078395500567864759743320",
                "249444890628985545271849149203911848000",
                "165122772082984708211956636738637193323"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line"
    },
    {
        "id": "CVE-2025-40010-58db8807",
        "target": {
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7b8381f3c405b864a814d747e526e078c3ef4bc2",
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "246262261049481156089595476564103292124",
                "312239927818137539456371170148090298739",
                "230349989344533832993676880608343417805",
                "204495232263528418373012089634275277567",
                "209641577239967293668749102888428241434",
                "277330581767386078395500567864759743320",
                "249444890628985545271849149203911848000",
                "165122772082984708211956636738637193323"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line"
    },
    {
        "id": "CVE-2025-40010-648b6279",
        "target": {
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@9158c6bb245113d4966df9b2ba602197a379412e",
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "246262261049481156089595476564103292124",
                "312239927818137539456371170148090298739",
                "230349989344533832993676880608343417805",
                "204495232263528418373012089634275277567",
                "209641577239967293668749102888428241434",
                "277330581767386078395500567864759743320",
                "249444890628985545271849149203911848000",
                "165122772082984708211956636738637193323"
            ],
            "threshold": 0.9
        },
        "signature_type": "Line"
    },
    {
        "id": "CVE-2025-40010-837e04c3",
        "target": {
            "function": "afs_put_server",
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cab278cead49a547ac84c3e185f446f381303eae",
        "deprecated": false,
        "digest": {
            "length": 335.0,
            "function_hash": "38444634076704883940176484058561176766"
        },
        "signature_type": "Function"
    },
    {
        "id": "CVE-2025-40010-f49b56c2",
        "target": {
            "function": "afs_put_server",
            "file": "fs/afs/server.c"
        },
        "signature_version": "v1",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@7b8381f3c405b864a814d747e526e078c3ef4bc2",
        "deprecated": false,
        "digest": {
            "length": 335.0,
            "function_hash": "38444634076704883940176484058561176766"
        },
        "signature_type": "Function"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.0.0
Fixed
6.1.155
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.109
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.50
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.16.10