7.2 High
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
0.0004 Low
EPSS
Percentile
5.2%
Buffer overflow in the backend framebuffer of XenSource Xen
Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local
users to cause a denial of service (SDL crash) and possibly execute
arbitrary code via “bogus screen updates,” related to missing validation of
the “format of messages.”
Author | Note |
---|---|
mdeslaur | Patches xen-pvfb-bogus-update.patch and xen-pvfb-bogus-update-oldxenfb.patch in RHEL5 |