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CVE-2025-38388 firmware: arm_ffa: Replace mutex with rwlock to avoid sleep in atomic context

🗓️ 25 Jul 2025 12:53:28Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 12 Views

Resolved CVE-2025-38388 by replacing mutex with rwlock, avoiding sleep in atomic context issues.

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": "e0573444edbf4ee7e3c191d3d08a4ccbd26628be",
        "lessThan": "31405510a48dcf054abfa5b7b8d70ce1b27d1f13",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e0573444edbf4ee7e3c191d3d08a4ccbd26628be",
        "lessThan": "8986f8f61b482c0e6efd28f0b2423d9640c20eb1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "e0573444edbf4ee7e3c191d3d08a4ccbd26628be",
        "lessThan": "9ca7a421229bbdfbe2e1e628cff5cfa782720a10",
        "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": "6.7",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.7",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.37",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.15.6",
        "lessThanOrEqual": "6.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.16",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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