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CVE-2016-5412

22
FAUCET Score

CVE-2016-5412 is a denial-of-service vulnerability affecting the Linux kernel through version 4.7 on PowerPC platforms when KVM virtualization is enabled. A low-privileged guest OS user can trigger an infinite loop in the host OS by making a specific hypercall during a suspended transaction. Rated with a CVSS score of 6.5 (Medium), this vulnerability has a local attack vector and high impact on availability. There is no known active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 4.7CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.0
Impact Score
4.0
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.34%
Probability of exploitation in next 30 days
EPSS Percentile
27.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0034 is in the 83rd percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 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 (2)

redhatpatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: kernel-0:3.10.0-514.el7
View patch

Vendor Advisories (1)

redhatCVE-2016-5412Moderate

Kernel: powerpc: kvm: Infinite loop via H_CEDE hypercall when running under hypervisor-mode

Jul 28, 2016

References

git.kernel.org / cgit/linux/kernel/git/torvalds/linux.git/commit
git.kernel.org / cgit/linux/kernel/git/torvalds/linux.git/commit
rhn.redhat.com / errata/RHSA-2016-2574.html
bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
github.com / torvalds/linux/commit/93d17397e4e2182fdaad503e2f9da46202c0f1c3
github.com / torvalds/linux/commit/f024ee098476a3e620232e4a78cfac505f121245
openwall.com / lists/oss-security/2016/07/28/2
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