SB2024071734 - Use-after-free in Linux kernel gadget udc driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071734
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2022-48838)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the usb_gadget_remove_driver(), udc_bind_to_driver() and dev_err() functions in drivers/usb/gadget/udc/core.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4325124dde6726267813c736fee61226f1d38f0b
- https://git.kernel.org/stable/c/e2d3a7009e505e120805f449c832942660f3f7f3
- https://git.kernel.org/stable/c/609a7119bffe3ddd7c93f2fa65be8917e02a0b7e
- https://git.kernel.org/stable/c/2282a6eb6d4e118e294e43dcc421e0e0fe4040b5
- https://git.kernel.org/stable/c/00bdd9bf1ac6d401ad926d3d8df41b9f1399f646
- https://git.kernel.org/stable/c/2015c23610cd0efadaeca4d3a8d1dae9a45aa35a
- https://git.kernel.org/stable/c/27d64436984fb8835a8b7e95993193cc478b162e
- https://git.kernel.org/stable/c/16b1941eac2bd499f065a6739a40ce0011a3d740
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.273
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.236
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.308
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.108
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.187