{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "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()."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/misc/lis3lv02d/lis3lv02d_i2c.c"
               ],
               "versions": [
                  {
                     "version": "2c1164ad927e",
                     "lessThan": "4154e7673541",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1229ce1c4acd",
                     "lessThan": "997ca4153846",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "755182e1e866",
                     "lessThan": "f6df761182fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "b1b9f7a49440",
                     "lessThan": "ac3e0384073b",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/misc/lis3lv02d/lis3lv02d_i2c.c"
               ],
               "versions": [
                  {
                     "version": "6.1.77",
                     "lessThan": "6.1.84",
                     "status": "affected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.16",
                     "lessThan": "6.6.24",
                     "status": "affected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.7.4",
                     "lessThan": "6.7.12",
                     "status": "affected",
                     "versionType": "custom"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/4154e767354140db7804207117e7238fb337b0e7"
            },
            {
               "url": "https://git.kernel.org/stable/c/997ca415384612c8df76d99d9a768e0b3f42b325"
            },
            {
               "url": "https://git.kernel.org/stable/c/f6df761182fc953907b18aba5049fc2a044ecb45"
            },
            {
               "url": "https://git.kernel.org/stable/c/ac3e0384073b2408d6cb0d972fee9fcc3776053d"
            }
         ],
         "title": "misc: lis3lv02d_i2c: Fix regulators getting en-/dis-abled twice on suspend/resume",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-35824",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}