CVE-2023-1079
MEDIUMLinux Kernel < 6.3 - Use-After-Free in asus_kbd_backlight_set via Malicious USB Device
Title source: llmDescription
A flaw was found in the Linux kernel. A use-after-free may be triggered in asus_kbd_backlight_set when plugging/disconnecting in a malicious USB device, which advertises itself as an Asus device. Similarly to the previous known CVE-2023-25012, but in asus devices, the work_struct may be scheduled by the LED controller while the device is disconnecting, triggering a use-after-free on the struct asus_kbd_leds *led structure. A malicious USB device may exploit the issue to cause memory corruption with controlled data.
References (3)
Core 3
Core References
Mailing List, Patch
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=4ab3a086d10eeec1424f2e8a968827a6336203df
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
Mailing List mailing-list
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html
Scores
CVSS v3
6.8
EPSS
0.0045
EPSS Percentile
36.2%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-416
Status
published
Products (1)
linux/linux_kernel
< 6.3
Published
Mar 27, 2023
Tracked Since
Feb 18, 2026