CVE-2016-5242 describes a denial-of-service vulnerability in Xen versions 4.4.x through 4.6.x. A local guest OS user with driver domain access can trigger a NULL pointer dereference, crashing the host OS, by creating and holding references to concurrent domains, leading to VMID exhaustion. This medium-severity vulnerability (CVSS 5.6) requires low privileges and high attack complexity, but can result in high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.4.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:* | ||
4.4.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:* | ||
4.4.1CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.4.1:*:*:*:*:*:*:* | ||
4.4.2CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.4.2:*:*:*:*:*:*:* | ||
4.4.3CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.4.3:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.4 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.