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CVE PROGRAM SOURCE RECORDUnscored

CVE-2022-48836

Input: aiptek - properly check endpoint type

Description

In the Linux kernel, the following vulnerability has been resolved: Input: aiptek - properly check endpoint type Syzbot reported warning in usb_submit_urb() which is caused by wrong endpoint type. There was a check for the number of endpoints, but not for the type of endpoint. Fix it by replacing old desc.bNumEndpoints check with usb_find_common_endpoints() helper for finding endpoints Fail log: usb 5-1: BOGUS urb xfer, pipe 1 != type 3 WARNING: CPU: 2 PID: 48 at drivers/usb/core/urb.c:502 usb_submit_urb+0xed2/0x18a0 drivers/usb/core/urb.c:502 Modules linked in: CPU: 2 PID: 48 Comm: kworker/2:2 Not tainted 5.17.0-rc6-syzkaller-00226-g07ebd38a0da2 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Workqueue: usb_hub_wq hub_event ... Call Trace: <TASK> aiptek_open+0xd5/0x130 drivers/input/tablet/aiptek.c:830 input_open_device+0x1bb/0x320 drivers/input/input.c:629 kbd_connect+0xfe/0x160 drivers/tty/vt/keyboard.c:1593

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < 57277a8b5d881e02051ba9d7f6cb3f915c229821affected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < fc8033a55e2796d21e370260a784ac9fbb8305a6affected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < 6de20111cd0bb7da9b2294073ba00c7d2a6c1c4faffected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < e732b0412f8c603d1e998f3bff41b5e7d5c3914caffected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < f0d43d22d24182b94d7eb78a2bf6ae7e2b33204aaffected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < e762f57ff255af28236cd02ca9fc5c7e5a089d31affected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < 35069e654bcab567ff8b9f0e68e1caf82c15dcd7affected
  • 8e20cf2bce122ce9262d6034ee5d5b76fbb92f96 to < 5600f6986628dde8881734090588474f54a540a8affected
  • 90eb3c037fe3f0f25f01713a92725a8daa2b41f3affected
  • a7c0ba06670f99c252d5bb74258dddbf50fef837affected
  • 3.2.79 to < 3.3affected
  • 3.12.53 to < 3.13affected

Linux Linux

Default version status: affected

  • 4.4affected
  • 0 to < 4.4unaffected
  • 4.9.308 to ≤ 4.9.*unaffected
  • 4.14.273 to ≤ 4.14.*unaffected
  • 4.19.236 to ≤ 4.19.*unaffected
  • 5.4.187 to ≤ 5.4.*unaffected
  • 5.10.108 to ≤ 5.10.*unaffected
  • 5.15.31 to ≤ 5.15.*unaffected
  • 5.16.17 to ≤ 5.16.*unaffected
  • 5.17 to ≤ *unaffected

References