CVE-2016-2070

7.5 HIGH

Published: May 02, 2016 Modified: May 06, 2026

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b8a321ff72c785ed5e8b4cf6eda20b35d427390

Source: cve@mitre.org

Vendor Advisory

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5

Source: cve@mitre.org

Vendor Advisory

http://www.openwall.com/lists/oss-security/2016/01/25/5

Source: cve@mitre.org

Mailing List

https://bugzilla.redhat.com/show_bug.cgi?id=1302219

Source: cve@mitre.org

Issue Tracking

https://github.com/torvalds/linux/commit/8b8a321ff72c785ed5e8b4cf6eda20b35d427390

Source: cve@mitre.org

Patch Vendor Advisory

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b8a321ff72c785ed5e8b4cf6eda20b35d427390