CVE-2014-0101 Null dereference in n/a

High 7.8 Published Updated

Remote attackers can crash the Linux kernel via a crafted SCTP handshake due to missing validation in the authentication state function.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2014-0101?

CVE-2014-0101 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 11 Mar 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The sctp_sf_do_5_1D_ce function in net/sctp/sm_statefuns.c in the Linux kernel through 3.13.6 does not validate certain auth_enable and auth_capable fields before making an sctp_sf_authenticate call, which allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) via an SCTP handshake with a modified INIT chunk and a crafted AUTH chunk before a COOKIE_ECHO chunk.

Weakness: CWE-476

Which versions are affected by CVE-2014-0101?

It affects 27 products.

Linux distribution packages (40)
kernel Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-debug Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo-common-x86_64 Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-devel Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-doc Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-firmware Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel-headers Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
perf Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
perf-debuginfo Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
python-perf Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
python-perf-debuginfo Red Hat:rhel_eus:6.3::computenodeAll versions0:2.6.32-279.43.1.el6
kernel Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-bootwrapper Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debug Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo-common-i686 Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo-common-ppc64 Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo-common-s390x Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-debuginfo-common-x86_64 Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-devel Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-doc Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-firmware Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-headers Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-kdump Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-kdump-debuginfo Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel-kdump-devel Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
perf Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
perf-debuginfo Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
python-perf Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
python-perf-debuginfo Red Hat:rhel_eus:6.3::serverAll versions0:2.6.32-279.43.1.el6
kernel Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.41.1.el6
kernel-debug Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.41.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.41.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.41.1.el6
kernel-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.41.1.el6

Products include Canonical Ubuntu Linux, F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager and 21 more.

How do I fix CVE-2014-0101?

Apply the vendor's patch.

Is CVE-2014-0101 being exploited?

There is no known exploitation of CVE-2014-0101 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-0101, GHSA-gcjx-xxq3-676c, RHSA-2014:0419, RHSA-2014:0432.

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