{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2025-38374",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-38374",
    "idYear": 2025,
    "status": "PUBLISHED",
    "publishedAt": "2025-07-25T12:53:16.785Z",
    "updatedAt": "2026-05-11T21:26:45.292Z",
    "importedAt": "2026-10-24T01:57:34.152Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "optee: ffa: fix sleep in atomic context",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\noptee: ffa: fix sleep in atomic context\n\nThe OP-TEE driver registers the function notif_callback() for FF-A\nnotifications. However, this function is called in an atomic context\nleading to errors like this when processing asynchronous notifications:\n\n | BUG: sleeping function called from invalid context at kernel/locking/mutex.c:258\n | in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 9, name: kworker/0:0\n | preempt_count: 1, expected: 0\n | RCU nest depth: 0, expected: 0\n | CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.14.0-00019-g657536ebe0aa #13\n | Hardware name: linux,dummy-virt (DT)\n | Workqueue: ffa_pcpu_irq_notification notif_pcpu_irq_work_fn\n | Call trace:\n |  show_stack+0x18/0x24 (C)\n |  dump_stack_lvl+0x78/0x90\n |  dump_stack+0x18/0x24\n |  __might_resched+0x114/0x170\n |  __might_sleep+0x48/0x98\n |  mutex_lock+0x24/0x80\n |  optee_get_msg_arg+0x7c/0x21c\n |  simple_call_with_arg+0x50/0xc0\n |  optee_do_bottom_half+0x14/0x20\n |  notif_callback+0x3c/0x48\n |  handle_notif_callbacks+0x9c/0xe0\n |  notif_get_and_handle+0x40/0x88\n |  generic_exec_single+0x80/0xc0\n |  smp_call_function_single+0xfc/0x1a0\n |  notif_pcpu_irq_work_fn+0x2c/0x38\n |  process_one_work+0x14c/0x2b4\n |  worker_thread+0x2e4/0x3e0\n |  kthread+0x13c/0x210\n |  ret_from_fork+0x10/0x20\n\nFix this by adding work queue to process the notification in a\nnon-atomic context.",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "d0476a59de064205f4aaa8f7c6d6f32bc28a44d4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "5f28563f0c6862c99eb115c918421d9b73f137ad"
            },
            {
              "version": "d0476a59de064205f4aaa8f7c6d6f32bc28a44d4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "f27cf15783bd60063c6c97434cbd67ebd91d8db5"
            },
            {
              "version": "d0476a59de064205f4aaa8f7c6d6f32bc28a44d4",
              "status": "affected",
              "versionType": "git",
              "lessThan": "312d02adb959ea199372f375ada06e0186f651e4"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.8",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.8"
            },
            {
              "version": "6.12.37",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.12.*"
            },
            {
              "version": "6.15.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.15.*"
            },
            {
              "version": "6.16",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}