CVE-2013-4344 Memory corruption in n/a

High 7.2 Published 4 Oct 2013 Updated 6 Aug 2024

Local attackers can escalate privileges via a buffer overflow in QEMU's SCSI implementation when handling many attached devices.

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-2013-4344?

CVE-2013-4344 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 4 Oct 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Buffer overflow in the SCSI implementation in QEMU, as used in Xen, when a SCSI controller has more than 256 attached devices, allows local users to gain privileges via a small transfer buffer in a REPORT LUNS command.

Weakness: CWE-120

Which versions are affected by CVE-2013-4344?

It affects 7 products.

Linux distribution packages (24)

`qemu-guest-agent` Red Hat:enterprise_linux:6::client	All versions	`2:0.12.1.2-2.415.el6`
`qemu-img` Red Hat:enterprise_linux:6::client	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm` Red Hat:enterprise_linux:6::client	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-debuginfo` Red Hat:enterprise_linux:6::client	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-tools` Red Hat:enterprise_linux:6::client	All versions	`2:0.12.1.2-2.415.el6`
`qemu-guest-agent` Red Hat:enterprise_linux:6::computenode	All versions	`2:0.12.1.2-2.415.el6`
`qemu-img` Red Hat:enterprise_linux:6::computenode	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm` Red Hat:enterprise_linux:6::computenode	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-debuginfo` Red Hat:enterprise_linux:6::computenode	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-tools` Red Hat:enterprise_linux:6::computenode	All versions	`2:0.12.1.2-2.415.el6`
`qemu-img-rhev` Red Hat:enterprise_linux:6::hypervisor	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-rhev` Red Hat:enterprise_linux:6::hypervisor	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-rhev-debuginfo` Red Hat:enterprise_linux:6::hypervisor	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-rhev-tools` Red Hat:enterprise_linux:6::hypervisor	All versions	`2:0.12.1.2-2.415.el6`
`qemu-guest-agent` Red Hat:enterprise_linux:6::server	All versions	`2:0.12.1.2-2.415.el6`
`qemu-img` Red Hat:enterprise_linux:6::server	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm` Red Hat:enterprise_linux:6::server	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-debuginfo` Red Hat:enterprise_linux:6::server	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-tools` Red Hat:enterprise_linux:6::server	All versions	`2:0.12.1.2-2.415.el6`
`qemu-guest-agent` Red Hat:enterprise_linux:6::workstation	All versions	`2:0.12.1.2-2.415.el6`
`qemu-img` Red Hat:enterprise_linux:6::workstation	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm` Red Hat:enterprise_linux:6::workstation	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-debuginfo` Red Hat:enterprise_linux:6::workstation	All versions	`2:0.12.1.2-2.415.el6`
`qemu-kvm-tools` Red Hat:enterprise_linux:6::workstation	All versions	`2:0.12.1.2-2.415.el6`

Products include Canonical Ubuntu Linux, Opensuse Opensuse, Qemu Qemu, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation and 1 more.

How do I fix CVE-2013-4344?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2013-4344 being exploited?

There is no known exploitation of CVE-2013-4344 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-4344, GHSA-38mh-mg22-vw9h, MGASA-2013-0341, RHSA-2013:1553, RHSA-2013:1754.