CVE-2017-14106

MEDIUM

Linux kernel <4.12 - DoS

Title source: llm

Description

The tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before 4.12 allows local users to cause a denial of service (__tcp_select_window divide-by-zero error and system crash) by triggering a disconnect within a certain tcp_recvmsg code path.

References (12)

[Issue Tracking, Patch, Third Party Advisory] http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=499350a5a6e7512d9ed369ed63a4244b6536f4f8

[Mailing List] http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1039549

[Vendor Advisory] https://access.redhat.com/errata/RHSA-2017:2918

[Vendor Advisory] https://access.redhat.com/errata/RHSA-2017:2930

[Vendor Advisory] https://access.redhat.com/errata/RHSA-2017:2931

[Vendor Advisory] https://access.redhat.com/errata/RHSA-2017:3200

[Issue Tracking, Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/499350a5a6e7512d9ed369ed63a4244b6536f4f8

View Patch ZIP pw:eip

[Mailing List] https://www.mail-archive.com/netdev%40vger.kernel.org/msg186255.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/100878

[Third Party Advisory] http://www.debian.org/security/2017/dsa-3981

[Vendor Advisory] https://access.redhat.com/errata/RHSA-2018:2172

Scores

CVSS v3 5.5

EPSS 0.0008

EPSS Percentile 23.9%

Attack Vector LOCAL

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

Classification

CWE

CWE-369

Status draft

Affected Products (1)

linux/linux_kernel < 4.11.12

Timeline

Published Sep 01, 2017

Tracked Since Feb 18, 2026