CVE-2023-6039
Kernel: use-after-free in drivers/net/usb/lan78xx.c in lan78xx_disconnect
MEDIUM
5.5
CVSS Score
Published: November 9, 2023 at 03:08 PM UTC
Updated: June 17, 2026 at 06:49 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
VDB Entryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/security/cve/CVE-2023-6039Issue Trackingx_refsource_REDHATPatchThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2248755SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
5.5MEDIUMredhat
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-416
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