CVE-2014-5077 Null dereference in n/a

High 7.1 Published Updated

Remote attackers can cause a denial of service via NULL pointer dereference in the Linux kernel SCTP implementation when authentication is enabled.

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

What is CVE-2014-5077?

CVE-2014-5077 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 1 Aug 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The sctp_assoc_update function in net/sctp/associola.c in the Linux kernel through 3.15.8, when SCTP authentication is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and OOPS) by starting to establish an association between two endpoints immediately after an exchange of INIT and INIT ACK chunks to establish an earlier association between these endpoints in the opposite direction.

Weakness: CWE-476

Which versions are affected by CVE-2014-5077?

It affects 8 products.

Linux distribution packages (40)
kernel Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-debug Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo-common-x86_64 Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-devel Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-doc Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-firmware Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel-headers Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
perf Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
perf-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
python-perf Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
python-perf-debuginfo Red Hat:rhel_eus:6.4::computenodeAll versions0:2.6.32-358.51.1.el6
kernel Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-bootwrapper Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debug Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo-common-i686 Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo-common-ppc64 Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo-common-s390x Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-debuginfo-common-x86_64 Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-devel Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-doc Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-firmware Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-headers Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-kdump Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-kdump-debuginfo Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel-kdump-devel Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
perf Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
perf-debuginfo Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
python-perf Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
python-perf-debuginfo Red Hat:rhel_eus:6.4::serverAll versions0:2.6.32-358.51.1.el6
kernel Red Hat:rhel_eus:6.5::computenodeAll versions0:2.6.32-431.37.1.el6
kernel-abi-whitelists Red Hat:rhel_eus:6.5::computenodeAll versions0:2.6.32-431.37.1.el6
kernel-debug Red Hat:rhel_eus:6.5::computenodeAll versions0:2.6.32-431.37.1.el6
kernel-debug-debuginfo Red Hat:rhel_eus:6.5::computenodeAll versions0:2.6.32-431.37.1.el6
kernel-debug-devel Red Hat:rhel_eus:6.5::computenodeAll versions0:2.6.32-431.37.1.el6

Products include Canonical Ubuntu Linux, Linux kernel, Redhat Enterprise Linux Eus, Redhat Enterprise Linux Server Aus, Redhat Enterprise Linux Server Tus, Suse Linux Enterprise Desktop and 2 more.

How do I fix CVE-2014-5077?

Apply the vendor's patch.

Is CVE-2014-5077 being exploited?

There is no known exploitation of CVE-2014-5077 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-5077, GHSA-h74m-54fh-xp9p, RHSA-2014:1668, RHSA-2014:1872, UBUNTU-CVE-2014-5077.

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