CVE-2016-1570

The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.
Severity
HIGH
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Atk. Vector
NETWORK
Atk. Complexity
HIGH
Priv. Required
LOW
Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
xenxen
3.4.0
xenxen
3.4.1
xenxen
4.1.0
xenxen
4.1.1
xenxen
4.1.2
xenxen
4.1.3
xenxen
4.1.4
xenxen
4.1.5
xenxen
4.1.6
xenxen
4.1.6.1
xenxen
4.2.0
xenxen
4.2.1
xenxen
4.2.2
xenxen
4.2.3
xenxen
4.2.4
xenxen
4.2.5
xenxen
4.3.0
xenxen
4.3.1
xenxen
4.3.2
xenxen
4.3.3
xenxen
4.3.4
xenxen
4.4.0
xenxen
4.4.0
xenxen
4.4.1
xenxen
4.4.2
xenxen
4.4.3
xenxen
4.5.0
xenxen
4.5.1
xenxen
4.5.2
xenxen
4.6.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xen
bullseye
4.14.6-1
fixed
bullseye (security)
4.14.5+94-ge49571868d-1
fixed
bookworm
4.17.3+10-g091466ba55-1~deb12u1
fixed
sid
4.17.3+36-g54dacb5c02-1
fixed
trixie
4.17.3+36-g54dacb5c02-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xen
wily
Fixed 4.5.1-0ubuntu1.3
released
vivid
ignored
trusty
Fixed 4.4.2-0ubuntu0.14.04.5
released
precise
Fixed 4.1.6.1-0ubuntu0.12.04.10
released