HID: hidraw: fix memory leak in hidraw_release()

{
  "id": "8da7fae74c9e0f2a24358716a201254e8f5fc0446c3baa3aaae391f474526bb4",
  "url": "https://osv.dev/vulnerability/CVE-2022-49981",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "HID: hidraw: fix memory leak in hidraw_release()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: HID: hidraw: fix memory leak in hidraw_release() Free the buffered reports before deleting the list entry. BUG: memory leak unreferenced object 0xffff88810e72f180 (size 32): comm \"softirq\", pid 0, jiffies 4294945143 (age 16.080s) hex dump (first 32 bytes): 64 f3 c6 6a d1 88 07 04 00 00 00 00 00 00 00 00 d..j............ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [] kmemdup+0x23/0x50 mm/util.c:128 [] kmemdup include/linux/fortify-string.h:440 [inline] [] hidraw_report_event+0xa2/0x150 drivers/hid/hidraw.c:521 [] hid_report_raw_event+0x27d/0x740 drivers/hid/hid-core.c:1992 [] hid_input_report+0x1ae/0x270 drivers/hid/hid-core.c:2065 [] hid_irq_in+0x1ff/0x250 drivers/hid/usbhid/hid-core.c:284 [] __usb_hcd_giveback_urb+0xf9/0x230 drivers/usb/core/hcd.c:1670 [] usb_hcd_giveback_urb+0x1b6/0x1d0 drivers/usb/core/hcd.c:1747 [] dummy_timer+0x8e4/0x14c0 drivers/usb/gadget/udc/dummy_hcd.c:1988 [] call_timer_fn+0x38/0x200 kernel/time/timer.c:1474 [] expire_timers kernel/time/timer.c:1519 [inline] [] __run_timers.part.0+0x316/0x430 kernel/time/timer.c:1790 [] __run_timers kernel/time/timer.c:1768 [inline] [] run_timer_softirq+0x44/0x90 kernel/time/timer.c:1803 [] __do_softirq+0xe6/0x2ea kernel/softirq.c:571 [] invoke_softirq kernel/softirq.c:445 [inline] [] __irq_exit_rcu kernel/softirq.c:650 [inline] [] irq_exit_rcu+0xc0/0x110 kernel/softirq.c:662 [] sysvec_apic_timer_interrupt+0xa2/0xd0 a",
    "evidence": "osv:CVE-2022-49981",
    "products": [
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    "severity": "unknown",
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      "aliases": [
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      "modified": "2026-10-28T02:30:37.981123554Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1bea0bbf66001b0c7bf239a4d70eaf47824d3feb",
        "https://git.kernel.org/stable/c/52a3c62a815161c2dcf38ac421f6c41d8679462b",
        "https://git.kernel.org/stable/c/53c7c4d5d40b45c127cb1193bf3e9670f844c3cf",
        "https://git.kernel.org/stable/c/7e2fa79226580b035b00260d9f240ab9bda4af5d",
        "https://git.kernel.org/stable/c/a5623a203cffe2d2b84d2f6c989d9017db1856af",
        "https://git.kernel.org/stable/c/c06b013f5cbfeafe0a9cfa5a7128604c34e0e517",
        "https://git.kernel.org/stable/c/dfd27a737283313a3e626e97b9d9b2d8d6a94188",
        "https://git.kernel.org/stable/c/f5b7e9611cffec345d62d5bdd8b6e30e89956818",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49981.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-49981",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
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        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49981.json"
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    "related_cves": [
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        "evidence": "/id"
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    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 505018,
  "published_at": "2025-06-18T11:00:43.351+00:00"
}