CVE-2022-49184

Source
https://nvd.nist.gov/vuln/detail/CVE-2022-49184
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49184.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2022-49184
Downstream
Published
2025-02-26T01:55:34.554Z
Modified
2025-11-28T14:07:23.813863Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
net: sparx5: switchdev: fix possible NULL pointer dereference
Details

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

net: sparx5: switchdev: fix possible NULL pointer dereference

As the possible failure of the allocation, devm_kzalloc() may return NULL pointer. Therefore, it should be better to check the 'db' in order to prevent the dereference of NULL pointer.

Database specific
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49184.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
10615907e9b51c9ae92f3a6ecabd01c482f20f32
Fixed
b375ea083fa649092cd016ac1f89a2d1fd8f8e8b
Fixed
c346791877e6ce923bb21e34b30c6f99326aa5a8
Fixed
e7e1fff76c4c57688dc7d53a3b6212182d5628d0
Fixed
0906f3a3df07835e37077d8971aac65347f2ed57

Affected versions

v5.*

v5.14
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
v5.15.11
v5.15.12
v5.15.13
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
v5.15.4
v5.15.5
v5.15.6
v5.15.7
v5.15.8
v5.15.9
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-rc1
v5.17-rc2
v5.17-rc3
v5.17-rc4
v5.17-rc5
v5.17-rc6
v5.17-rc7
v5.17-rc8
v5.17.1

Database specific

vanir_signatures

[
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-072868ea",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e7e1fff76c4c57688dc7d53a3b6212182d5628d0",
        "digest": {
            "length": 1097.0,
            "function_hash": "40307432134661205660623173071538750678"
        },
        "target": {
            "function": "sparx5_fdma_tx_alloc",
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Function"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-3202f3c3",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c346791877e6ce923bb21e34b30c6f99326aa5a8",
        "digest": {
            "line_hashes": [
                "46557833712834380710229260734879234007",
                "322705189585670195553370430103466093794",
                "61489768159256445362367094920712197969",
                "37212960539837578857794156053350607984"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Line"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-6bfd9c2c",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@c346791877e6ce923bb21e34b30c6f99326aa5a8",
        "digest": {
            "length": 1097.0,
            "function_hash": "40307432134661205660623173071538750678"
        },
        "target": {
            "function": "sparx5_fdma_tx_alloc",
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Function"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-74985740",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0906f3a3df07835e37077d8971aac65347f2ed57",
        "digest": {
            "length": 1097.0,
            "function_hash": "40307432134661205660623173071538750678"
        },
        "target": {
            "function": "sparx5_fdma_tx_alloc",
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Function"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-815a6eb9",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@0906f3a3df07835e37077d8971aac65347f2ed57",
        "digest": {
            "line_hashes": [
                "46557833712834380710229260734879234007",
                "322705189585670195553370430103466093794",
                "61489768159256445362367094920712197969",
                "37212960539837578857794156053350607984"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Line"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-8b3f02f9",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@e7e1fff76c4c57688dc7d53a3b6212182d5628d0",
        "digest": {
            "line_hashes": [
                "46557833712834380710229260734879234007",
                "322705189585670195553370430103466093794",
                "61489768159256445362367094920712197969",
                "37212960539837578857794156053350607984"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Line"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-9ad7f641",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b375ea083fa649092cd016ac1f89a2d1fd8f8e8b",
        "digest": {
            "length": 1097.0,
            "function_hash": "40307432134661205660623173071538750678"
        },
        "target": {
            "function": "sparx5_fdma_tx_alloc",
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Function"
    },
    {
        "signature_version": "v1",
        "deprecated": false,
        "id": "CVE-2022-49184-d76e7c28",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b375ea083fa649092cd016ac1f89a2d1fd8f8e8b",
        "digest": {
            "line_hashes": [
                "46557833712834380710229260734879234007",
                "322705189585670195553370430103466093794",
                "61489768159256445362367094920712197969",
                "37212960539837578857794156053350607984"
            ],
            "threshold": 0.9
        },
        "target": {
            "file": "drivers/net/ethernet/microchip/sparx5/sparx5_fdma.c"
        },
        "signature_type": "Line"
    }
]

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.15.0
Fixed
5.15.33
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
5.16.19
Type
ECOSYSTEM
Events
Introduced
5.17.0
Fixed
5.17.2