Ubuntu.comUB:CVE-2013-4329CVE-2013-4329
6.5 Medium
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:H/Au:S/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
26.7%
The xenlight library (libxl) in Xen 4.0.x through 4.2.x, when IOMMU is
disabled, provides access to a busmastering-capable PCI passthrough device
before the IOMMU setup is complete, which allows local HVM guest domains to
gain privileges or cause a denial of service via a DMA instruction.
Notes
| Author | Note |
|---|---|
| mdeslaur | This is XSA-61 only 4.0 through 4.2, 4.3 isn’t vulnerable. |
References
lists.xen.org/archives/html/xen-announce/2013-09/msg00001.html
lists.xen.org/archives/html/xen-devel/2013-07/msg00066.html
www.openwall.com/lists/oss-security/2013/09/10/4
launchpad.net/bugs/cve/CVE-2013-4329
nvd.nist.gov/vuln/detail/CVE-2013-4329
security-tracker.debian.org/tracker/CVE-2013-4329
www.cve.org/CVERecord?id=CVE-2013-4329
Related
6.5 Medium
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:H/Au:S/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
26.7%