The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.
3.13.0-149.1994.4.0-97.120~14.04.14.4.0-97.1204.4.0-1038.474.13.0-1005.74.13.0-1002.54.4.0-1032.324.13.0-32.35~16.04.14.4.0-1008.134.4.0-1075.83Exploitability
AV:LAC:LPR:LUI:NScope
S:CImpact
C:HI:HA:HCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H