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CVE-2010-0419

15
FAUCET Score

CVE-2010-0419 describes a vulnerability in the x86 emulator of KVM 83, specifically when a guest is configured for Symmetric Multiprocessing (SMP). This flaw allows guest OS users to potentially cause a denial of service (guest OS crash) or elevate privileges within the guest OS. The attack involves manipulating segment selectors through IO ports or MMIO regions, enabling the replacement of instructions between emulator entry and instruction fetch. With a CVSS score of 4.4, this vulnerability is of medium severity, requiring local access and moderate attack complexity. There is no evidence of active exploitation, and no public exploit code is available. Community discussion is minimal, with only one mention found.

Impacted Technologies

VendorProductVersion(s)CPE
83CPE matchmatch criteria
cpe:2.3:a:kvm_qumranet:kvm:83:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.4MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.35%
Probability of exploitation in next 30 days
EPSS Percentile
27.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0035 is in the 35th percentile among its peer group of 1,595 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: kvm-0:83-105.el5_4.27
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Virtualization for RHEL-5Fixed in: rhev-hypervisor-0:5.4-2.1.10.el5_4rhev2_1
View patch

Vendor Advisories (1)

redhatCVE-2010-0419Important

kvm: emulator privilege escalation segment selector check

Mar 1, 2010

References

bugzilla.redhat.com / show_bug.cgi
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/56662
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10139
redhat.com / support/errata/RHSA-2010-0126.html
securityfocus.com / bid/38467