CVE-2013-4355 Information disclosure in n/a

Low 1.5 Published Updated

Local HVM guests can read hypervisor stack memory via improper error handling in I/O operations, exposing sensitive data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2013-4355?

CVE-2013-4355 is a low-severity vulnerability in Xen Xen, published on 1 Oct 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified operations related to addresses without associated memory.

Weakness: CWE-200

Which versions are affected by CVE-2013-4355?

It affects 1 product.

Linux distribution packages (33)
kernel Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-PAE Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-PAE-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-PAE-devel Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-debug Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-debug-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-debug-devel Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-debuginfo-common Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-devel Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-doc Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-headers Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-xen Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-xen-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel-xen-devel Red Hat:enterprise_linux:5::clientAll versions0:2.6.18-371.3.1.el5
kernel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-PAE Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-PAE-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-PAE-devel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-debug Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-debug-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-debug-devel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-debuginfo-common Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-devel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-doc Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-headers Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-kdump Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-kdump-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-kdump-devel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-xen Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-xen-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5
kernel-xen-devel Red Hat:enterprise_linux:5::serverAll versions0:2.6.18-371.3.1.el5

Products include Xen Xen.

How do I fix CVE-2013-4355?

Apply the vendor's patch.

Is CVE-2013-4355 being exploited?

There is no known exploitation of CVE-2013-4355 in the wild and no public exploit code.

All Xen Xen vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-4355, GHSA-85vh-p875-9rm4, RHSA-2013:1790.

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