Off-by-one error in the pci_read function in the ACPI PCI hotplug interface (hw/acpi/pcihp.c) in QEMU allows local guest users to obtain sensitive information and have other unspecified impact related to a crafted PCI device that triggers memory corruption.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-5388
• https://bugzilla.redhat.com/show_bug.cgi?id=1132956
• https://lists.gnu.org/archive/html/qemu-devel/2014-08/msg03338.html
• http://git.qemu.org/?p=qemu.git;a=commit;h=fa365d7cd11185237471823a5a33d36765454e16
• http://seclists.org/oss-sec/2014/q3/438
• http://seclists.org/oss-sec/2014/q3/440
• http://www.ubuntu.com/usn/USN-2409-1
• http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=fa365d7cd11185237471823a5a33d36765454e16