CVE-2022-48836

Updated: 2025-08-20 02:00:30.720435

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


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x 0.0
CVSS Version 3.x MEDIUM 5.5

Status

OS name Project name Version Score Severity Status Errata Last updated

Statement

AlmaLinux 9.2 ESU kernel 5.14.0 5.5 MEDIUM Ignored 2024-09-25 12:26:53 Ignored due to low severity
CentOS 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-25 12:26:53 Ignored due to low severity
CentOS 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2024-09-25 12:26:52 Ignored due to low severity
CentOS 8.4 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-09-24 05:44:52 Ignored due to low severity
CentOS 8.5 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-09-24 05:44:53 Ignored due to low severity
CentOS Stream 8 ELS kernel 4.18.0 5.5 MEDIUM Ignored 2024-10-09 03:44:12 Ignored due to low severity
CloudLinux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-25 12:26:53 Ignored due to low severity
CloudLinux 7 ELS kernel 3.10.0 5.5 MEDIUM Ignored 2024-09-25 12:26:52 Ignored due to low severity
Oracle Linux 6 ELS kernel 2.6.32 5.5 MEDIUM Ignored 2024-09-25 12:26:52 Ignored due to low severity
Ubuntu 16.04 ELS linux-hwe 4.15.0 5.5 MEDIUM Ignored 2024-07-25 14:23:29 Ignored due to low severity
Total: 12