CVE-2014-7156 describes a vulnerability in the x86_emulate function within Xen versions 3.3.x through 4.4.x. This flaw allows local HVM guest users to trigger a denial of service (guest crash) by exploiting a missing supervisor mode permission check for software interrupt-generating instructions. The vulnerability has a low severity CVSS score of 3.3, indicating a low attack complexity and requiring adjacent network access, with the primary impact being availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(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:*:*:*:*:*:*:* | ||
4.1.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:* | ||
4.1.1CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.0 GitHub 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.