Race condition in Linux kernel - CVE-2023-35828
Published: July 4, 2023
Vulnerability identifier: #VU77958
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-35828
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a race condition within the renesas_usb3_remove() function in drivers/usb/gadget/udc/renesas_usb3.c. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.
How to mitigate CVE-2023-35828
Install updates from vendor's website.
Sources
- https://lore.kernel.org/lkml/CAJedcCwkuznS1kSTvJXhzPoavcZDWNhNMshi-Ux0spSVRwU=RA@mail.gmail.com/T/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2b947f8769be8b8181dc795fd292d3e7120f5204
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.2
- https://lore.kernel.org/all/20230327121700.52d881e0@canb.auug.org.au/