CVE-2023-52829

regcap.phyid is extracted from WMI event and could be an unexpected value in case some errors happen. As a result out-of-bound write may occur to soc->halregcap. Fix it by validating regcap.phyid before using it.

This is found during code review.

Compile tested only.

Database specific

{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52829.json",
    "cna_assigner": "Linux"
}

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

d889913205cf7ebda905b1e62c5867ed4e39f6c2

Fixed

dfe13eaab043130f90dd3d57c7d88577c04adc97

Fixed

4dd0547e8b45faf6f95373be5436b66cde326c0e

Fixed

b302dce3d9edea5b93d1902a541684a967f3c63c

Affected versions

v6.*

v6.1

v6.1-rc6

v6.1-rc7

v6.1-rc8

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

v6.5.12

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

v6.6.2

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52829.json"

vanir_signatures

[
    {
        "id": "CVE-2023-52829-1abaf953",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4dd0547e8b45faf6f95373be5436b66cde326c0e",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "50277145134936533921689300327704154319",
                "39918286408020834604216048217485398929",
                "29607160164172624814113172613464258198",
                "10429981067607311641693936976068558169"
            ]
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-52829-40a64129",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@dfe13eaab043130f90dd3d57c7d88577c04adc97",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "50277145134936533921689300327704154319",
                "39918286408020834604216048217485398929",
                "29607160164172624814113172613464258198",
                "10429981067607311641693936976068558169"
            ]
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-52829-4fe00f1d",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b302dce3d9edea5b93d1902a541684a967f3c63c",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c",
            "function": "ath12k_wmi_ext_hal_reg_caps"
        },
        "digest": {
            "function_hash": "41660808699520197773945711651374123764",
            "length": 730.0
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-52829-9a6ab317",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@4dd0547e8b45faf6f95373be5436b66cde326c0e",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c",
            "function": "ath12k_wmi_ext_hal_reg_caps"
        },
        "digest": {
            "function_hash": "41660808699520197773945711651374123764",
            "length": 730.0
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Function"
    },
    {
        "id": "CVE-2023-52829-a6e452ec",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@b302dce3d9edea5b93d1902a541684a967f3c63c",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c"
        },
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "50277145134936533921689300327704154319",
                "39918286408020834604216048217485398929",
                "29607160164172624814113172613464258198",
                "10429981067607311641693936976068558169"
            ]
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Line"
    },
    {
        "id": "CVE-2023-52829-bc6e08af",
        "source": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git@dfe13eaab043130f90dd3d57c7d88577c04adc97",
        "target": {
            "file": "drivers/net/wireless/ath/ath12k/wmi.c",
            "function": "ath12k_wmi_ext_hal_reg_caps"
        },
        "digest": {
            "function_hash": "41660808699520197773945711651374123764",
            "length": 730.0
        },
        "signature_version": "v1",
        "deprecated": false,
        "signature_type": "Function"
    }
]

Git / github.com/gregkh/linux