CVE-2014-8867
Medium
Description
The acceleration support for the "REP MOVS" instruction in Xen 4.4.x, 3.2.x, and earlier lacks properly bounds checking for memory mapped I/O (MMIO) emulated in the hypervisor, which allows local HVM guests to cause a denial of service (host crash) via unspecified vectors.
SeverityMedium
CVSS4.9
Exploit probability—
Product
Redhat Enterprise Linux
PublishedDec 1, 2014
First seenDec 1, 2014
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat enterprise_linux | 5.0 | — |
| redhat enterprise_linux_desktop | 5.0 | — |
| xen xen | v ≤ 3.2.0, 3.2.1, 3.2.2, 3.2.3, 4.4.0, 4.4.1 | — |
| debian debian_linux | 7.0 | — |
| opensuse opensuse | 13.1, 13.2 | — |
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