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CVE-2025-40085 ALSA: usb-audio: Fix NULL pointer deference in try_to_register_card

🗓️ 29 Oct 2025 13:37:04Reported by LinuxType 
cvelist
 cvelist🔗 www.cve.org👁 4 Views

Linux kernel fixes NULL pointer dereference in usb-audio try_to_register_card by validating the interface before claiming.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
AstraLinux		Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12
13 Jan 202614:01
–astralinux
CBLMariner		CVE-2025-40085 affecting package kernel for versions less than 6.6.117.1-1
15 Dec 202516:03
–cbl_mariner
Circl		CVE-2025-40085
7 Apr 202618:00
–circl
CNNVD		Linux kernel 安全漏洞
29 Oct 202500:00
–cnnvd
CVE		CVE-2025-40085
29 Oct 202513:37
–cve
Debian		[SECURITY] [DLA 4379-1] linux-6.1 security update
25 Nov 202517:19
–debian
Debian		[SECURITY] [DSA 6053-1] linux security update
11 Nov 202520:11
–debian
Debian CVE		CVE-2025-40085
29 Oct 202513:37
–debiancve
Tenable Nessus		Debian dla-4379 : linux-config-6.1 - security update
25 Nov 202500:00
–nessus
Tenable Nessus		Debian dsa-6053 : affs-modules-6.1.0-37-4kc-malta-di - security update
11 Nov 202500:00
–nessus
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/usb/card.c"
    ],
    "versions": [
      {
        "version": "28787ff9fbeaf57684eb64cc33e2ec8ceedf21b5",
        "lessThan": "736159f7b296d7a95f7208eb4799639b1f8b16a0",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39efc9c8a973ddff5918191525d1679d0fb368ea",
        "lessThan": "8d19a7ab28c7b9c207db5c5282afa8cc8595bcdb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "39efc9c8a973ddff5918191525d1679d0fb368ea",
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        "status": "affected",
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      },
      {
        "version": "39efc9c8a973ddff5918191525d1679d0fb368ea",
        "lessThan": "bba7208765d26e5e36b87f21dacc2780b064f41f",
        "status": "affected",
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      },
      {
        "version": "39efc9c8a973ddff5918191525d1679d0fb368ea",
        "lessThan": "8503ac1a62075a085402e42a386b5c627c821a51",
        "status": "affected",
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      },
      {
        "version": "39efc9c8a973ddff5918191525d1679d0fb368ea",
        "lessThan": "28412b489b088fb88dff488305fd4e56bd47f6e4",
        "status": "affected",
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      },
      {
        "version": "9d4f4dc3cd38e412c29a7626489fe48b79ebbf6c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "52076a41c128146c9df4a157e972cb17019313b1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.15.75",
        "lessThan": "5.15.196",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.19.17",
        "lessThan": "5.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.0.3",
        "lessThan": "6.1",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "sound/usb/card.c"
    ],
    "versions": [
      {
        "version": "6.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.196",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.158",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.114",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.55",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.17.5",
        "lessThanOrEqual": "6.17.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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23 May 2026 16:01Current
EPSS0.00083
Null pointer dereferenceInterface validationLinux kernel fix
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