Vulnerability in Xen
CVE-2014-1642
The IRQ setup in Xen 4.2.x and 4.3.x, when using device passthrough and configured to support a large number of CPUs, frees certain memory that may still be intended for use, which allows local guest administrators to cause a denial of service (memory corruption and hypervisor crash) and possibly execute arbitrary code via vectors related to an out-of-memory error that triggers a (1) use-after-free or (2) double free.
EPSS: 0.004 (36.4th percentile) — read the EPSS interpretation.
Affected products
- Xen — versions 4.2.0, 4.2.1, 4.2.2
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (vdb-entry, x_refsource_XF)
- cve@mitre.org (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- cve@mitre.org (vendor-advisory, x_refsource_GENTOO)
- cve@mitre.org (vendor-advisory, x_refsource_FEDORA)
- cve@mitre.org (mailing-list, x_refsource_MLIST)
- cve@mitre.org (x_refsource_OSVDB, vdb-entry)
- cve@mitre.org (vdb-entry, x_refsource_SECTRACK)
- cve@mitre.org (vdb-entry, x_refsource_BID)