CVE-2016-2070

HighCVSS 7.5/10Last modified Jun 17, 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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-189

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b8a321ff72c785ed5e8b4cf6eda20b35d427390Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/01/25/5Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1302219Issue Tracking
https://github.com/torvalds/linux/commit/8b8a321ff72c785ed5e8b4cf6eda20b35d427390Patch, Vendor Advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b8a321ff72c785ed5e8b4cf6eda20b35d427390Vendor Advisory
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/01/25/5Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=1302219Issue Tracking
https://github.com/torvalds/linux/commit/8b8a321ff72c785ed5e8b4cf6eda20b35d427390Patch, Vendor Advisory

Timeline

Published: May 2, 2016
Last modified: Jun 17, 2026
NVD status: Modified

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