CVE-2023-53068

high

Description

In the Linux kernel, the following vulnerability has been resolved: net: usb: lan78xx: Limit packet length to skb->len Packet length retrieved from descriptor may be larger than the actual socket buffer length. In such case the cloned skb passed up the network stack will leak kernel memory contents. Additionally prevent integer underflow when size is less than ETH_FCS_LEN.

References

https://git.kernel.org/stable/c/83de34967473ed31d276381373713cc2869a42e5

https://git.kernel.org/stable/c/7f247f5a2c18b3f21206cdd51193df4f38e1b9f5

https://git.kernel.org/stable/c/44b9ed73369fc5ec85dd2ee487e986301792a82d

Details

Source: Mitre, NVD

Published: 2025-05-02

Updated: 2025-05-02

Risk Information

CVSS v2

Base Score: 5.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Severity: High

EPSS

EPSS: 0.00017