CVE-2024-27436 ALSA: usb-audio: Stop parsing channels bits when all channels are found.

2024-05-1712:12:40

Linux

github.com

cve-2024-27436

alsa

usb audio

vulnerability

resolved

linux kernel

parsing channels bits

6.8 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

13.0%

JSON

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

ALSA: usb-audio: Stop parsing channels bits when all channels are found.

If a usb audio device sets more bits than the amount of channels
it could write outside of the map array.

CNA Affected

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/usb/stream.c"
    ],
    "versions": [
      {
        "version": "04324ccc75f9",
        "lessThan": "7e2c1b0f6dd9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "6d5dc96b154b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "5cd466673b34",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "9af1658ba293",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "629af0d5fe94",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "22cad1b841a6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "c8a24fd281dc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "6d88b289fb0a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "04324ccc75f9",
        "lessThan": "a39d51ff1f52",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/usb/stream.c"
    ],
    "versions": [
      {
        "version": "3.8",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.8",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "4.19.311",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.4.273",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.10.214",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "5.15.153",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.1.83",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.6.23",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.7.11",
        "lessThanOrEqual": "6.7.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.8.2",
        "lessThanOrEqual": "6.8.*",
        "status": "unaffected",
        "versionType": "custom"
      },
      {
        "version": "6.9",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]