CVE-2022-49389

MEDIUM

Linux Kernel 3.16.58-3.17 - Use-After-Free in USBIP Stub Probe

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fix a refcount leak in stub_probe() usb_get_dev() is called in stub_device_alloc(). When stub_probe() fails after that, usb_put_dev() needs to be called to release the reference. Fix this by moving usb_put_dev() to sdev_free error path handling. Find this by code review.

References (9)

Core 9

Scores

CVSS v3 5.5
EPSS 0.0029
EPSS Percentile 21.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (33)
linux/Kernel 3.19.0 - 4.9.318linux
linux/Kernel 4.10.0 - 4.14.283linux
linux/Kernel 4.15.0 - 4.19.247linux
linux/Kernel 4.20.0 - 5.4.198linux
linux/Kernel 5.11.0 - 5.15.47linux
linux/Kernel 5.16.0 - 5.17.15linux
linux/Kernel 5.18.0 - 5.18.4linux
linux/Kernel 5.5.0 - 5.10.122linux
Linux/Linux < 3.19
Linux/Linux 3.16.58 - 3.17
... and 23 more
Published Feb 26, 2025
Tracked Since Feb 18, 2026