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CVE-2017-17046

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to...

6.5 MediumFix available

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.36%Down 0.5 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
CVE-2017-17046
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:P/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
CVE List No score

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
CVE-2017-17046
Updated
2026-11-02
EUVDEUVD-2017-8215 No score

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
EUVD-2017-8215
Updated
2026-11-03
GitHub AdvisoriesGHSA-77j8-57q3-5v26 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to...

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
GHSA-77j8-57q3-5v26
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weakness
CWE-200
Updated
2026-11-02
OSVALPINE-CVE-2017-17046 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
ALPINE-CVE-2017-17046
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSV 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
CVE-2017-17046
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVDEBIAN-CVE-2017-17046 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
DEBIAN-CVE-2017-17046
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated
2026-11-02
OSVUBUNTU-CVE-2017-17046 6.5

An issue was discovered in Xen through 4.9.x on the ARM platform allowing guest OS users to obtain sensitive information from DRAM after a reboot, because disjoint blocks, and physical addresses that do not start at zero, are mishandled.

Record
UBUNTU-CVE-2017-17046
CVSS 3.0
6.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xen
Alpine:v3.4
 before 4.6.6-r2
4.6.6-r2
xen
Alpine:v3.5
 before 4.7.3-r3
4.7.3-r3
xen
Alpine:v3.6
 before 4.8.2-r3
4.8.2-r3
xen
Debian:12
 before 4.8.2+xsa245-0+deb9u1
4.8.2+xsa245-0+deb9u1
xen
Debian:13
 before 4.8.2+xsa245-0+deb9u1
4.8.2+xsa245-0+deb9u1
xen
Debian:14
 before 4.8.2+xsa245-0+deb9u1
4.8.2+xsa245-0+deb9u1
xen
Debian:8
From an advisory covering 14 CVEs
 before 4.4.4lts2-0+deb8u1, plus listed versions
4.4.1-94.4.1-9+deb8u14.4.1-9+deb8u104.4.1-9+deb8u24.4.1-9+deb8u3
Show 7 moreShow less
4.4.1-9+deb8u44.4.1-9+deb8u54.4.1-9+deb8u64.4.1-9+deb8u74.4.1-9+deb8u84.4.1-9+deb8u94.4.4lts1-0+deb8u1
4.4.4lts2-0+deb8u1
xen
Debian:9
From an advisory covering 16 CVEs
 before 4.8.2+xsa245-0+deb9u1, plus listed versions
4.8.1-1+deb9u14.8.1-1+deb9u24.8.1-1+deb9u3
4.8.2+xsa245-0+deb9u1
xen
Ubuntu:16.04:LTS
 before 4.6.5-0ubuntu1.4, plus listed versions
4.5.1-0ubuntu14.5.1-0ubuntu24.6.0-1ubuntu14.6.0-1ubuntu24.6.0-1ubuntu4
Show 6 moreShow less
4.6.0-1ubuntu4.14.6.0-1ubuntu4.24.6.0-1ubuntu4.34.6.5-0ubuntu14.6.5-0ubuntu1.14.6.5-0ubuntu1.2
4.6.5-0ubuntu1.4
xen
Ubuntu:18.04:LTS
 before 4.9.2-0ubuntu1, plus listed versions
4.9.0-0ubuntu34.9.0-0ubuntu4
4.9.2-0ubuntu1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-17046 is a medium vulnerability (CVSS 6.5) in Xen, published November 28, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 30th percentile. Fixed in xen 4.6.6-r2.

References

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