CVE-2016-2070

HIGH

Linux Kernel 4.3-4.3.4 - Denial of Service via TCP Congestion Window Reduction

Title source: llm
STIX 2.1

Description

The tcp_cwnd_reduction function in net/ipv4/tcp_input.c in the Linux kernel before 4.3.5 allows remote attackers to cause a denial of service (divide-by-zero error and system crash) via crafted TCP traffic.

Scores

CVSS v3 7.5
EPSS 0.0332
EPSS Percentile 87.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-189
Status published
Products (1)
linux/linux_kernel 4.3 - 4.3.5
Published May 02, 2016
Tracked Since Feb 18, 2026