CVE-2023-53462

Source
https://nvd.nist.gov/vuln/detail/CVE-2023-53462
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53462.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-53462
Downstream
Related
Published
2025-10-01T11:42:33Z
Modified
2025-10-21T17:24:03.762630Z
Summary
hsr: Fix uninit-value access in fill_frame_info()
Details

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

hsr: Fix uninit-value access in fillframeinfo()

Syzbot reports the following uninit-value access problem.

===================================================== BUG: KMSAN: uninit-value in fillframeinfo net/hsr/hsrforward.c:601 [inline] BUG: KMSAN: uninit-value in hsrforwardskb+0x9bd/0x30f0 net/hsr/hsrforward.c:616 fillframeinfo net/hsr/hsrforward.c:601 [inline] hsrforwardskb+0x9bd/0x30f0 net/hsr/hsrforward.c:616 hsrdevxmit+0x192/0x330 net/hsr/hsrdevice.c:223 _netdevstartxmit include/linux/netdevice.h:4889 [inline] netdevstartxmit include/linux/netdevice.h:4903 [inline] xmitone net/core/dev.c:3544 [inline] devhardstartxmit+0x247/0xa10 net/core/dev.c:3560 _devqueuexmit+0x34d0/0x52a0 net/core/dev.c:4340 devqueuexmit include/linux/netdevice.h:3082 [inline] packetxmit+0x9c/0x6b0 net/packet/afpacket.c:276 packetsnd net/packet/afpacket.c:3087 [inline] packetsendmsg+0x8b1d/0x9f30 net/packet/afpacket.c:3119 socksendmsgnosec net/socket.c:730 [inline] socksendmsg net/socket.c:753 [inline] _syssendto+0x781/0xa30 net/socket.c:2176 _dosyssendto net/socket.c:2188 [inline] _sesyssendto net/socket.c:2184 [inline] _ia32syssendto+0x11f/0x1c0 net/socket.c:2184 dosyscall32irqson arch/x86/entry/common.c:112 [inline] _dofastsyscall32+0xa2/0x100 arch/x86/entry/common.c:178 dofastsyscall32+0x37/0x80 arch/x86/entry/common.c:203 doSYSENTER32+0x1f/0x30 arch/x86/entry/common.c:246 entrySYSENTERcompatafterhwframe+0x70/0x82

Uninit was created at: slabpostallochook+0x12f/0xb70 mm/slab.h:767 slaballocnode mm/slub.c:3478 [inline] kmemcacheallocnode+0x577/0xa80 mm/slub.c:3523 kmallocreserve+0x148/0x470 net/core/skbuff.c:559 _allocskb+0x318/0x740 net/core/skbuff.c:644 allocskb include/linux/skbuff.h:1286 [inline] allocskbwithfrags+0xc8/0xbd0 net/core/skbuff.c:6299 sockallocsendpskb+0xa80/0xbf0 net/core/sock.c:2794 packetallocskb net/packet/afpacket.c:2936 [inline] packetsnd net/packet/afpacket.c:3030 [inline] packetsendmsg+0x70e8/0x9f30 net/packet/afpacket.c:3119 socksendmsgnosec net/socket.c:730 [inline] socksendmsg net/socket.c:753 [inline] _syssendto+0x781/0xa30 net/socket.c:2176 _dosyssendto net/socket.c:2188 [inline] _sesyssendto net/socket.c:2184 [inline] _ia32syssendto+0x11f/0x1c0 net/socket.c:2184 dosyscall32irqson arch/x86/entry/common.c:112 [inline] _dofastsyscall32+0xa2/0x100 arch/x86/entry/common.c:178 dofastsyscall32+0x37/0x80 arch/x86/entry/common.c:203 doSYSENTER32+0x1f/0x30 arch/x86/entry/common.c:246 entrySYSENTERcompatafterhwframe+0x70/0x82

It is because VLAN not yet supported in hsr driver. Return error when protocol is ETHP8021Q in fillframeinfo() now to fix it.

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
451d8123f89791bb628277c0bdb4cae34a3563e6
Fixed
1e90a93ac4845c31724ec5dc96fb51e608435a9d
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
451d8123f89791bb628277c0bdb4cae34a3563e6
Fixed
6a4480c5e6ebaf9f797ac300e2a97a02d4e70cfd
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
451d8123f89791bb628277c0bdb4cae34a3563e6
Fixed
61866f7d814e5792bf47410d7d3ff32e49bd292a
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
451d8123f89791bb628277c0bdb4cae34a3563e6
Fixed
ed7a0ba7e840dc5d54cdbd8466be27e6aedce1e5
Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
451d8123f89791bb628277c0bdb4cae34a3563e6
Fixed
484b4833c604c0adcf19eac1ca14b60b757355b5

Affected versions

v5.*

v5.10
v5.10-rc1
v5.10-rc2
v5.10-rc3
v5.10-rc4
v5.10-rc5
v5.10-rc6
v5.10-rc7
v5.10.1
v5.10.10
v5.10.100
v5.10.101
v5.10.102
v5.10.103
v5.10.104
v5.10.105
v5.10.106
v5.10.107
v5.10.108
v5.10.109
v5.10.11
v5.10.110
v5.10.111
v5.10.112
v5.10.113
v5.10.114
v5.10.115
v5.10.116
v5.10.117
v5.10.118
v5.10.119
v5.10.12
v5.10.120
v5.10.121
v5.10.122
v5.10.123
v5.10.124
v5.10.125
v5.10.126
v5.10.127
v5.10.128
v5.10.129
v5.10.13
v5.10.130
v5.10.131
v5.10.132
v5.10.133
v5.10.134
v5.10.135
v5.10.136
v5.10.137
v5.10.138
v5.10.139
v5.10.14
v5.10.140
v5.10.141
v5.10.142
v5.10.143
v5.10.144
v5.10.145
v5.10.146
v5.10.147
v5.10.148
v5.10.149
v5.10.15
v5.10.150
v5.10.151
v5.10.152
v5.10.153
v5.10.154
v5.10.155
v5.10.156
v5.10.157
v5.10.158
v5.10.159
v5.10.16
v5.10.160
v5.10.161
v5.10.162
v5.10.163
v5.10.164
v5.10.165
v5.10.166
v5.10.167
v5.10.168
v5.10.169
v5.10.17
v5.10.170
v5.10.171
v5.10.172
v5.10.173
v5.10.174
v5.10.175
v5.10.176
v5.10.177
v5.10.178
v5.10.179
v5.10.18
v5.10.180
v5.10.181
v5.10.182
v5.10.183
v5.10.184
v5.10.185
v5.10.186
v5.10.187
v5.10.188
v5.10.189
v5.10.19
v5.10.190
v5.10.191
v5.10.192
v5.10.193
v5.10.194
v5.10.2
v5.10.20
v5.10.21
v5.10.22
v5.10.23
v5.10.24
v5.10.25
v5.10.26
v5.10.27
v5.10.28
v5.10.29
v5.10.3
v5.10.30
v5.10.31
v5.10.32
v5.10.33
v5.10.34
v5.10.35
v5.10.36
v5.10.37
v5.10.38
v5.10.39
v5.10.4
v5.10.40
v5.10.41
v5.10.42
v5.10.43
v5.10.44
v5.10.45
v5.10.46
v5.10.47
v5.10.48
v5.10.49
v5.10.5
v5.10.50
v5.10.51
v5.10.52
v5.10.53
v5.10.54
v5.10.55
v5.10.56
v5.10.57
v5.10.58
v5.10.59
v5.10.6
v5.10.60
v5.10.61
v5.10.62
v5.10.63
v5.10.64
v5.10.65
v5.10.66
v5.10.67
v5.10.68
v5.10.69
v5.10.7
v5.10.70
v5.10.71
v5.10.72
v5.10.73
v5.10.74
v5.10.75
v5.10.76
v5.10.77
v5.10.78
v5.10.79
v5.10.8
v5.10.80
v5.10.81
v5.10.82
v5.10.83
v5.10.84
v5.10.85
v5.10.86
v5.10.87
v5.10.88
v5.10.89
v5.10.9
v5.10.90
v5.10.91
v5.10.92
v5.10.93
v5.10.94
v5.10.95
v5.10.96
v5.10.97
v5.10.98
v5.10.99
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
v5.15.1
v5.15.10
v5.15.100
v5.15.101
v5.15.102
v5.15.103
v5.15.104
v5.15.105
v5.15.106
v5.15.107
v5.15.108
v5.15.109
v5.15.11
v5.15.110
v5.15.111
v5.15.112
v5.15.113
v5.15.114
v5.15.115
v5.15.116
v5.15.117
v5.15.118
v5.15.119
v5.15.12
v5.15.120
v5.15.121
v5.15.122
v5.15.123
v5.15.124
v5.15.125
v5.15.126
v5.15.127
v5.15.128
v5.15.129
v5.15.13
v5.15.130
v5.15.131
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
v5.15.27
v5.15.28
v5.15.29
v5.15.3
v5.15.30
v5.15.31
v5.15.32
v5.15.33
v5.15.34
v5.15.35
v5.15.36
v5.15.37
v5.15.38
v5.15.39
v5.15.4
v5.15.40
v5.15.41
v5.15.42
v5.15.43
v5.15.44
v5.15.45
v5.15.46
v5.15.47
v5.15.48
v5.15.49
v5.15.5
v5.15.50
v5.15.51
v5.15.52
v5.15.53
v5.15.54
v5.15.55
v5.15.56
v5.15.57
v5.15.58
v5.15.59
v5.15.6
v5.15.60
v5.15.61
v5.15.62
v5.15.63
v5.15.64
v5.15.65
v5.15.66
v5.15.67
v5.15.68
v5.15.69
v5.15.7
v5.15.70
v5.15.71
v5.15.72
v5.15.73
v5.15.74
v5.15.75
v5.15.76
v5.15.77
v5.15.78
v5.15.79
v5.15.8
v5.15.80
v5.15.81
v5.15.82
v5.15.83
v5.15.84
v5.15.85
v5.15.86
v5.15.87
v5.15.88
v5.15.89
v5.15.9
v5.15.90
v5.15.91
v5.15.92
v5.15.93
v5.15.94
v5.15.95
v5.15.96
v5.15.97
v5.15.98
v5.15.99
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
v5.8
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
v6.1.11
v6.1.12
v6.1.13
v6.1.14
v6.1.15
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
v6.1.6
v6.1.7
v6.1.8
v6.1.9
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
v6.5.1
v6.5.2
v6.5.3

Database specific

vanir_signatures

[
    {
        "id": "CVE-2023-53462-08bb3a5b",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "length": 986.0,
            "function_hash": "145332206540727444845702698087355665263"
        },
        "target": {
            "function": "fill_frame_info",
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1e90a93ac4845c31724ec5dc96fb51e608435a9d",
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-53462-11bd19fe",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "length": 986.0,
            "function_hash": "145332206540727444845702698087355665263"
        },
        "target": {
            "function": "fill_frame_info",
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@61866f7d814e5792bf47410d7d3ff32e49bd292a",
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-53462-271347ac",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
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            ],
            "threshold": 0.9
        },
        "target": {
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@484b4833c604c0adcf19eac1ca14b60b757355b5",
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-53462-27781ff4",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
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                "274251714494507459959833611242519010876"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1e90a93ac4845c31724ec5dc96fb51e608435a9d",
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-53462-3ed10934",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "length": 986.0,
            "function_hash": "145332206540727444845702698087355665263"
        },
        "target": {
            "function": "fill_frame_info",
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@484b4833c604c0adcf19eac1ca14b60b757355b5",
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-53462-5e7c29cc",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "length": 986.0,
            "function_hash": "145332206540727444845702698087355665263"
        },
        "target": {
            "function": "fill_frame_info",
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@ed7a0ba7e840dc5d54cdbd8466be27e6aedce1e5",
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-53462-c437dd5e",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "length": 986.0,
            "function_hash": "145332206540727444845702698087355665263"
        },
        "target": {
            "function": "fill_frame_info",
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6a4480c5e6ebaf9f797ac300e2a97a02d4e70cfd",
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-53462-c4b309e2",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
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                "131232642321565848488912818099466670573",
                "142356642846868584905033828329978351387",
                "274251714494507459959833611242519010876"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@ed7a0ba7e840dc5d54cdbd8466be27e6aedce1e5",
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-53462-d144a139",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "line_hashes": [
                "201187649177545632687395126054059665740",
                "131232642321565848488912818099466670573",
                "142356642846868584905033828329978351387",
                "274251714494507459959833611242519010876"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@6a4480c5e6ebaf9f797ac300e2a97a02d4e70cfd",
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-53462-fc36931b",
        "deprecated": false,
        "signature_version": "v1",
        "digest": {
            "line_hashes": [
                "201187649177545632687395126054059665740",
                "131232642321565848488912818099466670573",
                "142356642846868584905033828329978351387",
                "274251714494507459959833611242519010876"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "net/hsr/hsr_forward.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@61866f7d814e5792bf47410d7d3ff32e49bd292a",
        "signature_type": "Line"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.9.0
Fixed
5.10.195
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.132
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.54
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.5.4