CVE-2016-3713
Summary
| CVE | CVE-2016-3713 |
|---|---|
| State | PUBLISHED |
| Assigner | redhat |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2016-06-27 10:59:05 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | The msr_mtrr_valid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvm_arch_vcpu data structure, and consequently obtain sensitive information or cause a denial of service (system crash), via a crafted ioctl call. |
Risk And Classification
Primary CVSS: v3.0 7.1 HIGH from [email protected]
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Problem Types: CWE-284 | n/a
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.0 | [email protected] | Primary | 7.1 | HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H |
| 2.0 | [email protected] | Primary | 5.6 | AV:L/AC:L/Au:N/C:P/I:N/A:C |
CVSS v3.0 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
LowUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
HighCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CVSS v2.0 Breakdown
Access Vector
LocalAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
CompleteAV:L/AC:L/Au:N/C:P/I:N/A:C
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.1 | af854a3a-2127-422b-91ae-364da2661108 | www.kernel.org | |
| 1332139 – (CVE-2016-3713) CVE-2016-3713 kernel: kvm: out-of-bounds access in set_var_mtrr_msr | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.redhat.com | |
| kernel/git/torvalds/linux.git - Linux kernel source tree | af854a3a-2127-422b-91ae-364da2661108 | git.kernel.org | Vendor Advisory |
| KVM: MTRR: remove MSR 0x2f8 · torvalds/linux@9842df6 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Vendor Advisory |
| oss-security - CVE-2016-3713 Linux kernel: kvm: OOB r/w access issue with MSR 0x2F8 | af854a3a-2127-422b-91ae-364da2661108 | www.openwall.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.