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CVE-2015-4105

19
FAUCET Score

CVE-2015-4105 describes a denial-of-service vulnerability affecting Xen versions 3.3.x through 4.5.x. Local x86 HVM guests can exploit this by triggering excessive logging of PCI MSI-X pass-through error messages, leading to host disk consumption. With a CVSS score of 4.9, it is considered a low-severity vulnerability, requiring local access and low attack complexity to achieve a complete availability impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
3.3.0CPE matchmatch criteria
cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
3.3.1CPE matchmatch criteria
cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
3.3.2CPE matchmatch criteria
cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
3.4.0CPE matchmatch criteria
cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*
3.4.1CPE matchmatch criteria
cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.9MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.48%
Probability of exploitation in next 30 days
EPSS Percentile
38.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0048 is in the 73rd percentile among its peer group of 3,052 CVEs.

Social Chatter

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

Vendor Patches (1)

redhatno patchvia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: xen

Vendor Advisories (1)

redhatCVE-2015-4105Low

xen: guest triggerable qemu MSI-X pass-through error messages (xsa-130)

Jun 2, 2015

References

lists.fedoraproject.org / pipermail/package-announce/2015-June/160154.html
lists.fedoraproject.org / pipermail/package-announce/2015-June/160171.html
lists.fedoraproject.org / pipermail/package-announce/2015-June/160685.html
lists.opensuse.org / opensuse-security-announce/2015-06/msg00004.html
lists.opensuse.org / opensuse-security-announce/2015-06/msg00007.html
lists.opensuse.org / opensuse-security-announce/2015-06/msg00029.html
lists.opensuse.org / opensuse-security-announce/2015-06/msg00030.html
security.gentoo.org / glsa/201604-03
support.citrix.com / article/CTX206006
support.citrix.com / article/CTX201145
debian.org / security/2015/dsa-3284
debian.org / security/2015/dsa-3286
securityfocus.com / bid/74948
securitytracker.com / id/1032465
ubuntu.com / usn/USN-2630-1
xenbits.xen.org / xsa/advisory-130.html
Vendor Advisory