Home/CVE/The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen
CVE

CVE-2014-2986

The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen

The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen 4.4.x, when running on an ARM system, allows local guest users to cause a denial of service (NULL pointer dereference and host crash) via unspecified vectors.

MEDIUM · CVSS 5.5 EPSS 0.00214
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
xenall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:A/AC:L/Au:S/C:N/I:N/A:C
Published to NVD28 Apr 2014 · 02:09 PM
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2014/04/23/3
http://www.openwall.com/lists/oss-security/2014/04/23/4
http://www.openwall.com/lists/oss-security/2014/04/23/5
http://www.securityfocus.com/bid/67047
http://www.securitytracker.com/id/1030146
http://xenbits.xen.org/xsa/advisory-94.htmlPatchVendor Advisory
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