kernel: Null pointer dereference on host in INVEPT emulation
Published Apr 24, 2017
7.7
HIGHCVSS 3.0
EPSS 0.33%
Description
The handle_invept function in arch/x86/kvm/vmx.c in the Linux kernel 3.12 through 3.15 allows privileged KVM guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) via a single-context INVEPT instruction with a NULL EPT pointer.
Affected products
No data.
- 3.12
- 3.12.1
- 3.12.2
- 3.12.3
- 3.12.4
- 3.12.5
- 3.12.6
- 3.12.7
- 3.12.8
- 3.12.9
- 3.12.10
- 3.12.11
- 3.12.12
- 3.12.13
- 3.12.14
- 3.12.15
- 3.12.16
- 3.12.17
- 3.12.18
- 3.12.19
- 3.12.20
- 3.12.21
- 3.12.22
- 3.12.23
- 3.12.24
- 3.12.25
- 3.12.26
- 3.12.27
- 3.12.28
- 3.12.29
- 3.12.30
- 3.12.31
- 3.12.32
- 3.12.33
- 3.12.34
- 3.12.35
- 3.12.36
- 3.12.37
- 3.12.38
- 3.12.39
- 3.12.40
- 3.12.41
- 3.12.42
- 3.12.43
- 3.12.44
- 3.12.45
- 3.12.46
- 3.12.47
- 3.12.48
- 3.12.49
- 3.12.50
- 3.12.51
- 3.12.52
- 3.12.53
- 3.12.54
- 3.12.55
- 3.12.56
- 3.12.57
- 3.12.58
- 3.12.59
- 3.13
- 3.14.67
- 3.14.68
- 3.15
No data.
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
Red Hat Enterprise Linux 7
kernel-rt
Not affected
Red Hat Enterprise MRG 2
realtime-kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected | n/a |
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
AV:L/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.33% (0.00329) | 23.65th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.33% (0.00329) | 26.27th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.04% (0.00044) | 12.95th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.04% (0.00044) | 11.68th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.04% (0.00043) | 6.67th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 10.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.78% (0.00777) | 21.50th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.78% (0.00777) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2017-8106 Vendor Advisory
- https://bugzilla.kernel.org/show_bug.cgi?id=195167 x_refsource_MISCIssue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=1445828 Issue Tracking
- https://launchpad.net/bugs/1678676 x_refsource_MISCIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-8106
- https://www.cve.org/CVERecord?id=CVE-2017-8106
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2017-8106 | Vendor Advisory | |
| https://bugzilla.kernel.org/show_bug.cgi?id=195167 | x_refsource_MISCIssue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1445828 | Issue Tracking | |
| https://launchpad.net/bugs/1678676 | x_refsource_MISCIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-8106 | ||
| https://www.cve.org/CVERecord?id=CVE-2017-8106 |
Change history (0)
No recorded changes yet.