{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-35824",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: lis3lv02d_i2c: Fix regulators getting en-/dis-abled twice on suspend/resume\n\nWhen not configured for wakeup lis3lv02d_i2c_suspend() will call\nlis3lv02d_poweroff() even if the device has already been turned off\nby the runtime-suspend handler and if configured for wakeup and\nthe device is runtime-suspended at this point then it is not turned\nback on to serve as a wakeup source.\n\nBefore commit b1b9f7a49440 (\"misc: lis3lv02d_i2c: Add missing setting\nof the reg_ctrl callback\"), lis3lv02d_poweroff() failed to disable\nthe regulators which as a side effect made calling poweroff() twice ok.\n\nNow that poweroff() correctly disables the regulators, doing this twice\ntriggers a WARN() in the regulator core:\n\nunbalanced disables for regulator-dummy\nWARNING: CPU: 1 PID: 92 at drivers/regulator/core.c:2999 _regulator_disable\n...\n\nFix lis3lv02d_i2c_suspend() to not call poweroff() a second time if\nalready runtime-suspended and add a poweron() call when necessary to\nmake wakeup work.\n\nlis3lv02d_i2c_resume() has similar issues, with an added weirness that\nit always powers on the device if it is runtime suspended, after which\nthe first runtime-resume will call poweron() again, causing the enabled\ncount for the regulator to increase by 1 every suspend/resume. These\nunbalanced regulator_enable() calls cause the regulator to never\nbe turned off and trigger the following WARN() on driver unbind:\n\nWARNING: CPU: 1 PID: 1724 at drivers/regulator/core.c:2396 _regulator_put\n\nFix this by making lis3lv02d_i2c_resume() mirror the new suspend()."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "2c1164ad927e",
                                            "version_value": "4154e7673541"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "1229ce1c4acd",
                                            "version_value": "997ca4153846"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "755182e1e866",
                                            "version_value": "f6df761182fc"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "b1b9f7a49440",
                                            "version_value": "ac3e0384073b"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "6.1.77",
                                            "version_value": "6.1.84"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "6.6.16",
                                            "version_value": "6.6.24"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "6.7.4",
                                            "version_value": "6.7.12"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/4154e767354140db7804207117e7238fb337b0e7",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/4154e767354140db7804207117e7238fb337b0e7"
            },
            {
                "url": "https://git.kernel.org/stable/c/997ca415384612c8df76d99d9a768e0b3f42b325",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/997ca415384612c8df76d99d9a768e0b3f42b325"
            },
            {
                "url": "https://git.kernel.org/stable/c/f6df761182fc953907b18aba5049fc2a044ecb45",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/f6df761182fc953907b18aba5049fc2a044ecb45"
            },
            {
                "url": "https://git.kernel.org/stable/c/ac3e0384073b2408d6cb0d972fee9fcc3776053d",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ac3e0384073b2408d6cb0d972fee9fcc3776053d"
            }
        ]
    },
    "generator": {
        "engine": "bippy-a5840b7849dd"
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}