CVE-2022-50297

MEDIUM EPSS 4.5%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: verify the expected usb_endpoints are present The bug arises when a USB device claims to be an ATH9K but doesn't have the expected endpoints. (In this case there was an interrupt endpoint where the driver expected a bulk endpoint.) The kernel needs to be able to handle such devices without getting an internal error. usb 1-1: BOGUS urb xfer, pipe 3 != type 1 WARNING: CPU: 3 PID: 500 at drivers/usb/core/urb.c:493 usb_submit_urb+0xce2/0x1430 drivers/usb/core/urb.c:493 Modules linked in: CPU: 3 PID: 500 Comm: kworker/3:2 Not tainted 5.10.135-syzkaller #0 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: events request_firmware_work_func RIP: 0010:usb_submit_urb+0xce2/0x1430 drivers/usb/core/urb.c:493 Call Trace: ath9k_hif_usb_alloc_rx_urbs drivers/net/wireless/ath/ath9k/hif_usb.c:908 [inline] ath9k_hif_usb_alloc_urbs+0x75e/0x1010 drivers/net/wireless/ath/ath9k/hif_usb.c:1019 ath9k_hif_usb_dev_init drivers/net/wireless/ath/ath9k/hif_usb.c:1109 [inline] ath9k_hif_usb_firmware_cb+0x142/0x530 drivers/net/wireless/ath/ath9k/hif_usb.c:1242 request_firmware_work_func+0x12e/0x240 drivers/base/firmware_loader/main.c:1097 process_one_work+0x9af/0x1600 kernel/workqueue.c:2279 worker_thread+0x61d/0x12f0 kernel/workqueue.c:2425 kthread+0x3b4/0x4a0 kernel/kthread.c:313 ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:299 Found by Linux Verification Center (linuxtesting.org) with Syzkaller.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel*≥2.6.35  –  <4.9.337
linuxlinux_kernel*≥4.10  –  <4.14.303
linuxlinux_kernel*≥4.15  –  <4.19.270
linuxlinux_kernel*≥4.20  –  <5.4.229
linuxlinux_kernel*≥5.5  –  <5.10.163
linuxlinux_kernel*≥5.11  –  <5.15.86
linuxlinux_kernel*≥5.16  –  <6.0.16
linuxlinux_kernel*≥6.1  –  <6.1.2

References 9

  • git.kernel.org https://git.kernel.org/stable/c/0b7e6d681e00a96cde2b32a15ffa70e1be2e3209
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/16ef02bad239f11f322df8425d302be62f0443ce
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1824ccabee5445347b83642e4087cc2eca070343
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/932f0a5e829fb0b823f96d7fa9a0f4fc96660b77
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c319196a0e34ed2e66d6f876f58d8d446335c2a7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ca57748593ddd8e46d033fbaeb9d01ec533a6bfe
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d008a202a0528a058bac658e657c010ce8534f4a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d64436af0bc3c9e579be761d7684f228fb95f3bb
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0b7e6d681e00a96cde2b32a15ffa70e1be2e3209
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/16ef02bad239f11f322df8425d302be62f0443ce
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1824ccabee5445347b83642e4087cc2eca070343
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2d2eccf52ea0215c8d386b62af0b5fd4fc122bd5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/932f0a5e829fb0b823f96d7fa9a0f4fc96660b77
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c319196a0e34ed2e66d6f876f58d8d446335c2a7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ca57748593ddd8e46d033fbaeb9d01ec533a6bfe
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d008a202a0528a058bac658e657c010ce8534f4a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d64436af0bc3c9e579be761d7684f228fb95f3bb
    Patch