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CVE-2026-43056 net: mana: fix use-after-free in add_adev() error path

🗓️ 01 May 2026 14:15:48Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 31 Views

Fix use-after-free in mana add_adev error path by saving aux device id before add and using it after uninit.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/net/ethernet/microsoft/mana/mana_en.c"
    ],
    "versions": [
      {
        "version": "a69839d4327d053b18d8e1b0e7ddeee78db78f4f",
        "lessThan": "d88541ffd56d62a61e77209080001eddd4d69815",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a69839d4327d053b18d8e1b0e7ddeee78db78f4f",
        "lessThan": "43f5b19fd190fea20d052bc84741b28031d5baa9",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a69839d4327d053b18d8e1b0e7ddeee78db78f4f",
        "lessThan": "5f4061f8225d18695e5afe9bbf1cb7bd673d7872",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a69839d4327d053b18d8e1b0e7ddeee78db78f4f",
        "lessThan": "e5a75bf026c686b91a7dc6f9c5caf5016745d1fe",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a69839d4327d053b18d8e1b0e7ddeee78db78f4f",
        "lessThan": "c4ea7d8907cf72b259bf70bd8c2e791e1c4ff70f",
        "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/net/ethernet/microsoft/mana/mana_en.c"
    ],
    "versions": [
      {
        "version": "6.2",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.2",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.134",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.81",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.22",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.19.12",
        "lessThanOrEqual": "6.19.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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11 May 2026 22:16Current
CVSS 3.17.8
EPSS0.00116
31