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CVE-2026-64520 firmware: arm_ffa: Bound PARTITION_INFO_GET_REGS copies

🗓️ 25 Jul 2026 09:14:46Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 55 Views

Firmware arm_ffa PARTITION_INFO_GET_REGS copies; rejects inconsistent counts to prevent overflow.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/firmware/arm_ffa/driver.c"
    ],
    "versions": [
      {
        "version": "ba85c644ac8dc37d9b01a3332c2f142cb4d46954",
        "lessThan": "f39bc7ebe75e2186b417a024a7f7e2fd4cc7eb95",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba85c644ac8dc37d9b01a3332c2f142cb4d46954",
        "lessThan": "79d95c02ae0a95e6e80e8e92b7ca74ecee02854f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "ba85c644ac8dc37d9b01a3332c2f142cb4d46954",
        "lessThan": "3974ea1938406f9bfa7c1f48d4e43533f447bb08",
        "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_ffa/driver.c"
    ],
    "versions": [
      {
        "version": "6.12",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.12",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.34",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.11",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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