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.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | kernel | 2017-09-18 15:41 | ALAS-2017-897 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.5 | CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
NVD | CVSSv2 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
NVD | CVSSv3 | 8.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |