CVE-2015-4163 describes a denial-of-service vulnerability affecting Xen versions 4.2 through 4.5. A local guest domain can trigger a NULL pointer dereference by issuing a hypercall without proper grant table setup, leading to system instability. This vulnerability has a CVSS score of 4.9, indicating a low attack complexity and requiring local access to achieve a complete denial of service. There is no known exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.2.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* | ||
4.2.1CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:* | ||
4.2.2CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:* | ||
4.2.3CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:* | ||
4.3.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:L/Au:N/C:N/I:N/A:C
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The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.