CVE-2022-50229 ALSA: bcd2000: Fix a UAF bug on the error path of probing

🗓️ 18 Jun 2025 11:04:06Reported by LinuxType

Fixed a use-after-free bug in ALSA bcd2000 during driver probing error handling.

Reporter	Title	Published	Views	Family All 267
AstraLinux	Astra Linux - уязвимость в linux-5.10, linux	20 May 202605:53	–	astralinux
Circl	CVE-2022-50229	18 Jun 202511:38	–	circl
CNNVD	Linux kernel 安全漏洞	18 Jun 202500:00	–	cnnvd
CVE	CVE-2022-50229	18 Jun 202511:04	–	cve
Debian CVE	CVE-2022-50229	18 Jun 202511:04	–	debiancve
Oracle linux	kernel security update	20 Oct 202500:00	–	oraclelinux
Oracle linux	kernel security update	16 Dec 202500:00	–	oraclelinux
Oracle linux	kernel security update	28 Jan 202600:00	–	oraclelinux
Oracle linux	kernel security update	30 Jan 202600:00	–	oraclelinux
Oracle linux	kernel security update	17 Feb 202600:00	–	oraclelinux

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/usb/bcd2000/bcd2000.c"
    ],
    "versions": [
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "a718eba7e458e2f40531be3c6b6a0028ca7fcace",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "4fc41f7ebb7efca282f1740ea934d16f33c1d109",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "5e7338f4dd92b2f8915a82abfa1dd3ad3464bea0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "05e0bb8c3c4dde3e21b9c1cf9395afb04e8b24db",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "348620464a5c127399ac09b266f494f393661952",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "64ca7f50ad96c2c65ae390b954925a36eabe04aa",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "1d6a246cf97c380f2da76591f03019dd9c9599c3",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "b0d4af0a4763ddc02344789ef2a281c494bc330d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b47a22290d581277be70e8a597824a4985d39e83",
        "lessThan": "ffb2759df7efbc00187bfd9d1072434a13a54139",
        "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/bcd2000/bcd2000.c"
    ],
    "versions": [
      {
        "version": "3.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.9.326",
        "lessThanOrEqual": "4.9.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.14.291",
        "lessThanOrEqual": "4.14.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "4.19.256",
        "lessThanOrEqual": "4.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.4.211",
        "lessThanOrEqual": "5.4.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.137",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.61",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.18.18",
        "lessThanOrEqual": "5.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.19.2",
        "lessThanOrEqual": "5.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/ffb2759df7efbc00187bfd9d1072434a13a54139
git	www.git.kernel.org/stable/c/05e0bb8c3c4dde3e21b9c1cf9395afb04e8b24db
git	www.git.kernel.org/stable/c/a718eba7e458e2f40531be3c6b6a0028ca7fcace
git	www.git.kernel.org/stable/c/b0d4af0a4763ddc02344789ef2a281c494bc330d
git	www.git.kernel.org/stable/c/5e7338f4dd92b2f8915a82abfa1dd3ad3464bea0
git	www.git.kernel.org/stable/c/64ca7f50ad96c2c65ae390b954925a36eabe04aa
git	www.git.kernel.org/stable/c/1d6a246cf97c380f2da76591f03019dd9c9599c3
git	www.git.kernel.org/stable/c/4fc41f7ebb7efca282f1740ea934d16f33c1d109
git	www.git.kernel.org/stable/c/348620464a5c127399ac09b266f494f393661952

11 May 2026 19:15Current

EPSS0.00061