CVE-2014-2986: Input Validation
First published: Mon Apr 28 2014(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Xen xen-unstable | =4.4.0 | |
| Xen xen-unstable | =4.4.0-rc1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2014-2986?
CVE-2014-2986 has a high severity rating due to its potential to cause a denial of service and system crash.
How do I fix CVE-2014-2986?
To fix CVE-2014-2986, you should upgrade to a version of Xen that includes the patch for this vulnerability.
What systems are affected by CVE-2014-2986?
CVE-2014-2986 affects Xen versions 4.4.0 and 4.4.0-rc1 running on ARM systems.
What type of vulnerability is CVE-2014-2986?
CVE-2014-2986 is a vulnerability that allows local guest users to execute a NULL pointer dereference.
Can CVE-2014-2986 lead to remote exploitation?
CVE-2014-2986 is primarily a local denial of service vulnerability and does not allow for direct remote exploitation.
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