CVE-2023-6039

MEDIUM

Linux Kernel - Use After Free

Title source: llm
STIX 2.1

Description

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 (3)

Core 3
Core References
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-6039
Issue Tracking, Patch, Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2248755

Scores

CVSS v3 5.5
EPSS 0.0002
EPSS Percentile 5.2%
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

CWE
CWE-416
Status published
Products (2)
linux/linux_kernel 6.5 rc1 (4 CPE variants)
linux/linux_kernel < 6.5
Published Nov 09, 2023
Tracked Since Feb 18, 2026