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CVE-2013-4151

21
FAUCET Score

CVE-2013-4151 describes an out-of-bounds write vulnerability in the virtio_load function of QEMU 1.x versions prior to 1.7.2. This flaw allows remote attackers to execute arbitrary code by supplying a specially crafted savevm image. With a CVSS score of 7.5, it is considered highly severe, requiring no authentication and having low attack complexity, potentially leading to full compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:1.0:*:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:1.0:rc1:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:1.0:rc2:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:1.0:rc3:*:*:*:*:*:*
1.0CPE matchmatch criteria
cpe:2.3:a:qemu:qemu:1.0:rc4:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.13%
Probability of exploitation in next 30 days
EPSS Percentile
91.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0513 is in the 85th percentile among its peer group of 51,506 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

redhatpatch availablevia redhat_api
Product: OpenStack 3 for RHEL 6Fixed in: qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10
View patch
redhatpatch availablevia redhat_api
Product: OpenStack 4 for RHEL 6Fixed in: qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: qemu-kvm-2:0.12.1.2-2.415.el6_5.10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: qemu-kvm-10:1.5.3-60.el7_0.5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7Fixed in: qemu-kvm-rhev-10:1.5.3-60.el7_0.7
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10
View patch
redhatpatch availablevia redhat_api
Product: RHEV 3.X Hypervisor and Agents for RHEL-6Fixed in: rhev-hypervisor6-0:6.5-20140603.2.el6ev
View patch
redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: qemu-kvm-rhev
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kvm

Vendor Advisories (1)

redhatCVE-2013-4151Moderate

qemu: virtio: out-of-bounds buffer write on invalid state load

Dec 3, 2013

References

git.qemu.org
lists.fedoraproject.org / pipermail/package-announce/2014-May/133345.html
lists.nongnu.org / archive/html/qemu-stable/2014-07/msg00187.html
Patch
rhn.redhat.com / errata/RHSA-2014-0743.html
Vendor Advisory
rhn.redhat.com / errata/RHSA-2014-0744.html
PatchVendor Advisory