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CVE-2017-17381

Date: December 6, 2017

The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.

Language: C

Severity Score

6.5

Related Resources (10)

Url: https://security-tracker.debian.org/tracker/CVE-2017-17381

Url: http://www.openwall.com/lists/oss-security/2017/12/05/2

Url: http://www.securityfocus.com/bid/102059

Url: https://www.debian.org/security/2018/dsa-4213

Url: https://nvd.nist.gov/vuln/detail/CVE-2017-17381

Url: https://lists.gnu.org/archive/html/qemu-devel/2017-12/msg00166.html

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2017-17381

Url: https://usn.ubuntu.com/3575-1/

Url: https://access.redhat.com/security/cve/CVE-2017-17381

Url: https://www.mend.io/vulnerability-database/CVE-2017-17381

Severity Score

6.5

Weakness Type (CWE)

Divide By Zero

CWE-369

CVSS v3.1

Base Score:	6.5
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	2.1
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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