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CVE-2026-93082 firmware: arm_scmi: Unwind P2A receiver mailbox setup failure

🗓️ 17 Sep 2026 16:11:02Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Linux kernel arm_scmi leaves P2A primary mailbox channel allocated on receiver setup failure.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93082
17 Sep 202616:11
cve
debiancve
Debian CVE
CVE-2026-93082
17 Sep 202616:11
debiancve
euvd
EUVD
EUVD-2026-82192
17 Sep 202616:11
euvd
nvd
NVD
CVE-2026-93082
17 Sep 202617:18
nvd
osv
OSV
DEBIAN-CVE-2026-93082
17 Sep 202617:18
osv
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/firmware/arm_scmi/transports/mailbox.c"
    ],
    "versions": [
      {
        "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
        "lessThan": "4c2a5d72357e5c6743c23b59615da287140d9d31",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
        "lessThan": "3b0b02134ab90202af80b102fa37196b9689e86f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
        "lessThan": "3515aed7fe424b79c49ff9cd51f7802a64a4ab7b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
        "lessThan": "f3e3773c4e5e96549d7540d8ddeb4fcd534f6f1d",
        "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/firmware/arm_scmi/transports/mailbox.c"
    ],
    "versions": [
      {
        "version": "6.11",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.11",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.52",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.6",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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