CVE-2023-52841

Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference. Moreover, use kfree() in the later error handling in order to avoid memory leak.

Database specific

{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52841.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

c2f78f0cb294aa6f009d3a170f4ee8ad199ba5da

Fixed

64863ba8e6b7651d994c6e6d506cc8aa2ac45edb

Fixed

980be4c3b0d51c0f873fd750117774561c66cf68

Fixed

a254ee1ddc592ae1efcce96b8c014e1bd2d5a2b4

Fixed

cb13001411999adb158b39e76d94705eb2da100d

Fixed

aae7598aff291d4d140be1355aa20930af948785

Fixed

1fd6eb12642e0c32692924ff359c07de4b781d78

Affected versions

v5.*

v5.10

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

v5.10.195

v5.10.196

v5.10.197

v5.10.198

v5.10.199

v5.10.2

v5.10.20

v5.10.200

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

v5.15.132

v5.15.133

v5.15.134

v5.15.135

v5.15.136

v5.15.137

v5.15.138

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

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

v6.1.54

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

v6.1.7

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

v6.5.10

v6.5.11

v6.5.2

v6.5.3

v6.5.4

v6.5.5

v6.5.6

v6.5.7

v6.5.8

v6.5.9

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

Database specific

vanir_signatures

[
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@aae7598aff291d4d140be1355aa20930af948785",
        "id": "CVE-2023-52841-01441a2c",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@64863ba8e6b7651d994c6e6d506cc8aa2ac45edb",
        "id": "CVE-2023-52841-6587620a",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@a254ee1ddc592ae1efcce96b8c014e1bd2d5a2b4",
        "id": "CVE-2023-52841-713b7155",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@aae7598aff291d4d140be1355aa20930af948785",
        "id": "CVE-2023-52841-7b327549",
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cb13001411999adb158b39e76d94705eb2da100d",
        "id": "CVE-2023-52841-7f1c2a8d",
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@980be4c3b0d51c0f873fd750117774561c66cf68",
        "id": "CVE-2023-52841-8eb9cf78",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1fd6eb12642e0c32692924ff359c07de4b781d78",
        "id": "CVE-2023-52841-9bf28c31",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@cb13001411999adb158b39e76d94705eb2da100d",
        "id": "CVE-2023-52841-a12d8f8f",
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "digest": {
            "length": 1334.0,
            "function_hash": "183794058490040636088764037432531836869"
        },
        "signature_version": "v1",
        "target": {
            "function": "vidtv_mux_init",
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@980be4c3b0d51c0f873fd750117774561c66cf68",
        "id": "CVE-2023-52841-a759ee9e",
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@1fd6eb12642e0c32692924ff359c07de4b781d78",
        "id": "CVE-2023-52841-b8cb2190",
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@a254ee1ddc592ae1efcce96b8c014e1bd2d5a2b4",
        "id": "CVE-2023-52841-e0ca43f7",
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "292438801107998885737275453157211066299",
                "11252189135321662741170405560640844851",
                "215711697813260949970257148752701779930",
                "224249981450817205005639343408956333427",
                "17647825527572381958937489243632487067",
                "73506053901500816557930671534353001991",
                "213099156204838627172105684031813974639",
                "159498170312803097125101879104958567151",
                "152456459348320093206125919879620310636",
                "328389370258726206987095647588751105065",
                "159127989662316121252229639015851991360",
                "249502295891064945620351137969056762482",
                "261227190595289794918333196282801326827",
                "335894063919696786612427477687662880610"
            ],
            "threshold": 0.9
        },
        "signature_version": "v1",
        "target": {
            "file": "drivers/media/test-drivers/vidtv/vidtv_mux.c"
        },
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@64863ba8e6b7651d994c6e6d506cc8aa2ac45edb",
        "id": "CVE-2023-52841-f2b53827",
        "deprecated": false
    }
]

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52841.json"

Git / github.com/gregkh/linux