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CVE-2026-46079 rbd: fix null-ptr-deref when device_add_disk() fails

🗓️ 27 May 2026 12:58:13Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 45 Views

RBD fix null pointer deref when device_add_disk() fails after device_add; call device_del before release.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/block/rbd.c"
    ],
    "versions": [
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "78bd0c143dea4b7a4c23c13356987ca0eafb442e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "2f4809a879f0750c7790bbeeae86c9505797a06f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "564cd8f4aeb9a938e470c5c91922fd02e4d41acc",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "ad0126ffcba8777109852979eaaa6dca6703abdb",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "059fb7656723c1b77c2fc0e64b7aa99d6bb65e8e",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "27c97abc30e2b9ad2288977c0ecbef4d50553f57",
        "lessThan": "d1fef92e414433ca7b89abf85cb0df42b8d475eb",
        "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/block/rbd.c"
    ],
    "versions": [
      {
        "version": "5.16",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.16",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.175",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.140",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.86",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.27",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.4",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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