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CVE-2026-68367 usb: gadget: f_tcm: synchronize delayed set_alt with teardown

🗓️ 10 Aug 2026 12:03:44Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 33 Views

Kernel fix: usb gadget f_tcm delayed set_alt cancellation to prevent use after free on disconnect.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/usb/gadget/function/f_tcm.c",
      "drivers/usb/gadget/function/tcm.h"
    ],
    "versions": [
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "8fb317058d165c88f3344f59439c14872c162b3c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "90431d8523c0c1c9f8e3e3f0895727063f93da85",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "ee07d09419f1c59c74f73107aa08444f2f2fc6c8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "3118bb872c7dff653294f193d5328a476619e04d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "a6eb5a0ae7cd313cfd7df78decd8f43b64c68703",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "f282242906c12fd476b86757afba51f211d4f959",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "4c6c6a5588b9a2f8437fb794e852d05fa60ebe53",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "c52661d60f636d17e26ad834457db333bd1df494",
        "lessThan": "79e2d75725c85607f8a9d87ae9cace62a19f767d",
        "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/usb/gadget/function/f_tcm.c",
      "drivers/usb/gadget/function/tcm.h"
    ],
    "versions": [
      {
        "version": "3.5",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.5",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.266",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.217",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.184",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.151",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.103",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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