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CVE-2026-89736 usb: gadget: u_audio: Fix use-after-free on sound card disconnect

🗓️ 11 Sep 2026 19:46:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 37 Views

Use-after-free in Linux kernel u_audio gadget on sound card disconnect via freed uac structure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-89736
13 Sep 202618:00
–circl
cve
CVE
CVE-2026-89736
11 Sep 202619:46
–cve
debian
Debian
[SECURITY] [DSA 6528-1] linux security update
29 Sep 202609:49
–debian
debiancve
Debian CVE
CVE-2026-89736
11 Sep 202619:46
–debiancve
nessus
Tenable Nessus
Debian dsa-6528 : ata-modules-6.12.111+deb13-armmp-di - security update
29 Sep 202600:00
–nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-89736
12 Sep 202600:00
–nessus
euvd
EUVD
EUVD-2026-76648
11 Sep 202619:46
–euvd
mscve
Microsoft CVE
usb: gadget: u_audio: Fix use-after-free on sound card disconnect
13 Sep 202608:02
–mscve
nvd
NVD
CVE-2026-89736
11 Sep 202620:20
–nvd
osv
OSV
AZL-100683 CVE-2026-89736 affecting package kernel 6.6.150.1-1
11 Sep 202620:20
–osv
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/gadget/function/u_audio.c"
    ],
    "versions": [
      {
        "version": "33f341c1fc60e172a3515c51bdabee11e83d1ee9",
        "lessThan": "a7ecd1a04f4f485d7be6443d0f0b2c61a800cb82",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b131989797f7287d7fdadb2bababc05a15d44750",
        "lessThan": "f983793f03148b097977f200298db215cd2d4438",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "3bc7324e4911351e39c54a62e6ca46321cb10faf",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6c67ed9ad9b83e453e808f9b31a931a20a25629b",
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        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "6c67ed9ad9b83e453e808f9b31a931a20a25629b",
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        "status": "affected",
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      },
      {
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        "status": "affected",
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      },
      {
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        "status": "affected",
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      },
      {
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      },
      {
        "version": "3e016ef2e72da93a2ea7afbb45de1b481b44d761",
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        "versionType": "git"
      },
      {
        "version": "3256e152b645fc1e788ba44c2d8ced690113e3e6",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "0eda2004f38d95ef5715d62be884cd344260535b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "43ca70753dfffd517d2af126da28690f8f615605",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.10.177",
        "lessThan": "5.10.270",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.15.105",
        "lessThan": "5.15.221",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.1.22",
        "lessThan": "6.1.188",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.14.312",
        "lessThan": "4.15",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "4.19.280",
        "lessThan": "4.20",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "5.4.240",
        "lessThan": "5.5",
        "status": "affected",
        "versionType": "semver"
      },
      {
        "version": "6.2.9",
        "lessThan": "6.3",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/gadget/function/u_audio.c"
    ],
    "versions": [
      {
        "version": "6.3",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.3",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.109",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.50",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.4",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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14 Sep 2026 12:02Current
CVSS 3.17.8
EPSS0.00171
37