CVE-2023-53068

MEDIUM EPSS 5.3%
Published May 2, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 2, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
5.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥4.3  –  <6.1.22
linuxlinux_kernel*≥6.2  –  <6.2.9
linuxlinux_kernel6.3any
linuxlinux_kernel6.3any
linuxlinux_kernel6.3any

References 3

  • git.kernel.org https://git.kernel.org/stable/c/44b9ed73369fc5ec85dd2ee487e986301792a82d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7f247f5a2c18b3f21206cdd51193df4f38e1b9f5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83de34967473ed31d276381373713cc2869a42e5
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/44b9ed73369fc5ec85dd2ee487e986301792a82d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7f247f5a2c18b3f21206cdd51193df4f38e1b9f5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83de34967473ed31d276381373713cc2869a42e5
    Patch