CVE-2024-42086 iio: chemical: bme680: Fix overflows in compensate() functions

2024-07-2916:26:27

Linux

www.cve.org

linux kernel

vulnerability

iio

chemical

bme680

overflows

compensate

functions

bit shifting ops

bosch bme680 sensor

EPSS

Percentile

13.5%

JSON

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

iio: chemical: bme680: Fix overflows in compensate() functions

There are cases in the compensate functions of the driver that
there could be overflows of variables due to bit shifting ops.
These implications were initially discussed here 1 and they
were mentioned in log message of Commit 1b3bd8592780 (“iio:
chemical: Add support for Bosch BME680 sensor”).

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/iio/chemical/bme680_core.c"
    ],
    "versions": [
      {
        "version": "1b3bd8592780",
        "lessThan": "6fa31bbe2ea8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "b0af334616ed",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "c326551e99f5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "7a13d1357658",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "ba1bb3e2a38a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "b5967393d50e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "3add41bbda92",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "1b3bd8592780",
        "lessThan": "fdd478c3ae98",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/iio/chemical/bme680_core.c"
    ],
    "versions": [
      {
        "version": "4.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.19",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.19.317",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.279",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.221",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.162",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.97",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.37",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9.8",
        "lessThanOrEqual": "6.9.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.10",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]