Summary
It was discovered that the Microchip USB Ethernet driver in the Linux
kernel contained a race condition during device removal, leading to a use-
after-free vulnerability. A physically proximate attacker could use this to
cause a denial of service (system crash).
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 22.04 LTS 22.04:LTS | linux-oem-6.1 | 6.1.0-1036.36 |
Vulnerabilities 1
-
Medium 5.5
Kernel: use-after-free in drivers/net/usb/lan78xx.c in lan78xx_disconnect
A use-after-free flaw was found in lan78xx_disconnect in drivers/net/usb/lan78xx.c in the network sub-component, net/usb/lan78xx in the Linux Kernel. This flaw allows a local attacker to crash the system when the LAN78XX USB device detaches.
References
-
report
https://ubuntu.com/security/CVE-2023-6039