CVE-2014-9130 Denial of service in n/a

Medium 5.0 Published Updated

Attackers can cause a denial of service via crafted YAML input triggering an assertion failure in LibYAML.

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

What is CVE-2014-9130?

CVE-2014-9130 is a medium-severity denial of service vulnerability in n/a, published on 8 Dec 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

scanner.c in LibYAML 0.1.5 and 0.1.6, as used in the YAML-LibYAML (aka YAML-XS) module for Perl, allows context-dependent attackers to cause a denial of service (assertion failure and crash) via vectors involving line-wrapping.

Weakness: CWE-20

Which versions are affected by CVE-2014-9130?

It affects 1 product.

Linux distribution packages (37)
libyaml Red Hat:enterprise_linux:6::clientAll versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:enterprise_linux:6::clientAll versions0:0.1.3-4.el6_6
libyaml Red Hat:enterprise_linux:6::computenodeAll versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:enterprise_linux:6::computenodeAll versions0:0.1.3-4.el6_6
libyaml Red Hat:enterprise_linux:6::serverAll versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:enterprise_linux:6::serverAll versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:enterprise_linux:6::serverAll versions0:0.1.3-4.el6_6
libyaml Red Hat:enterprise_linux:6::workstationAll versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:enterprise_linux:6::workstationAll versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:enterprise_linux:6::workstationAll versions0:0.1.3-4.el6_6
libyaml Red Hat:enterprise_linux:7::clientAll versions0:0.1.4-11.el7_0
libyaml-debuginfo Red Hat:enterprise_linux:7::clientAll versions0:0.1.4-11.el7_0
libyaml-devel Red Hat:enterprise_linux:7::clientAll versions0:0.1.4-11.el7_0
libyaml Red Hat:enterprise_linux:7::computenodeAll versions0:0.1.4-11.el7_0
libyaml-debuginfo Red Hat:enterprise_linux:7::computenodeAll versions0:0.1.4-11.el7_0
libyaml-devel Red Hat:enterprise_linux:7::computenodeAll versions0:0.1.4-11.el7_0
libyaml Red Hat:enterprise_linux:7::serverAll versions0:0.1.4-11.el7_0
libyaml-debuginfo Red Hat:enterprise_linux:7::serverAll versions0:0.1.4-11.el7_0
libyaml-devel Red Hat:enterprise_linux:7::serverAll versions0:0.1.4-11.el7_0
libyaml Red Hat:enterprise_linux:7::workstationAll versions0:0.1.4-11.el7_0
libyaml-debuginfo Red Hat:enterprise_linux:7::workstationAll versions0:0.1.4-11.el7_0
libyaml-devel Red Hat:enterprise_linux:7::workstationAll versions0:0.1.4-11.el7_0
libyaml Red Hat:openstack:4::el6All versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:openstack:4::el6All versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:openstack:4::el6All versions0:0.1.3-4.el6_6
libyaml Red Hat:openstack:5::el6All versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:openstack:5::el6All versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:openstack:5::el6All versions0:0.1.3-4.el6_6
libyaml Red Hat:rhel_software_collections:1::el6All versions0:0.1.3-4.el6_6
libyaml-debuginfo Red Hat:rhel_software_collections:1::el6All versions0:0.1.3-4.el6_6
libyaml-devel Red Hat:rhel_software_collections:1::el6All versions0:0.1.3-4.el6_6
python-PyYAML SUSE:Cloud Compute Node for SUSE Linux Enterprise 12 5All versions3.10-15.1
python-PyYAML SUSE:Enterprise Storage 1.0All versions3.10-15.1
python-PyYAML SUSE:Linux Enterprise High Availability Extension 12All versions3.10-15.1
python-PyYAML SUSE:Linux Enterprise Module for Public Cloud 12All versions3.10-15.1

Products include Pyyaml Libyaml.

How do I fix CVE-2014-9130?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2014-9130 being exploited?

There is no known exploitation of CVE-2014-9130 in the wild and no public exploit code.

Sources

Also known as ALPINE-CVE-2014-9130, DEBIAN-CVE-2014-9130, DLA-109-1, DLA-110-1, DLA-127-1, DSA-3102-1 and 15 more.

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