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Vulnerability record · CVE-2014-8160 · published 2 March 2015

CVE-2014-8160: Linux kernel improper input validation vulnerability

Linux · Linux Kernel

net/netfilter/nf_conntrack_proto_generic.c in the Linux kernel before 3.18 generates incorrect conntrack entries during handling of certain iptables rule sets for the SCTP, DCCP, GRE, and UDP-Lite protocols, which allows remote attackers to bypass intended access restrictions via packets with disallowed port numbers.

5.0 CVSS 2.0 Medium EPSS 5.5% · top 7.5% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
15Affected product versions listed by NVD
44References
17 Jun 2026Last modified by NVD

Description

net/netfilter/nf_conntrack_proto_generic.c in the Linux kernel before 3.18 generates incorrect conntrack entries during handling of certain iptables rule sets for the SCTP, DCCP, GRE, and UDP-Lite protocols, which allows remote attackers to bypass intended access restrictions via packets with disallowed port numbers.

AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

15 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=db29a9508a9246e77087c5531e45b2c88ec6988b
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0284.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0290.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0674.html Third Party Advisory
http://www.debian.org/security/2015/dsa-3170 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:057 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/01/14/3 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/72061 Third Party AdvisoryVDB Entry
http://www.spinics.net/lists/netfilter-devel/msg33430.html PatchThird Party Advisory
http://www.ubuntu.com/usn/USN-2513-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2514-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2515-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2516-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2517-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2518-1 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1182059 Issue TrackingThird Party Advisory
https://github.com/torvalds/linux/commit/db29a9508a9246e77087c5531e45b2c88ec6988b PatchThird Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=db29a9508a9246e77087c5531e45b2c88ec6988b
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00020.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00000.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0284.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0290.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0674.html Third Party Advisory
http://www.debian.org/security/2015/dsa-3170 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:057 Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/01/14/3 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/72061 Third Party AdvisoryVDB Entry
http://www.spinics.net/lists/netfilter-devel/msg33430.html PatchThird Party Advisory
http://www.ubuntu.com/usn/USN-2513-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2514-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2515-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-2516-1 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2014-8160), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.