National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-2584 Detail

Current Description

arch/x86/kvm/emulate.c in the Linux kernel through 4.9.3 allows local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free) via a crafted application that leverages instruction emulation for fxrstor, fxsave, sgdt, and sidt.

Source:  MITRE      Last Modified:  01/14/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-2584
Original release date:
01/14/2017
Last revised:
11/03/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.1 High
Vector:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H (legend)
Impact Score:
5.2
Exploitability Score:
1.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
Low
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
3.6 LOW
Vector:
(AV:L/AC:L/Au:N/C:P/I:N/A:P) (legend)
Impact Subscore:
4.9
Exploitability Subscore:
3.9
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=129a72a0d3c8e139a04512325384fe5ac119e74d External Source CONFIRM http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=129a72a0d3c8e139a04512325384fe5ac119e74d
http://www.debian.org/security/2017/dsa-3791 External Source DEBIAN DSA-3791
http://www.openwall.com/lists/oss-security/2017/01/13/7 External Source MLIST [oss-security] 20170113 CVE-2017-2584 Kernel: kvm: use after free in complete_emulated_mmio
http://www.securityfocus.com/bid/95430 External Source BID 95430
http://www.securitytracker.com/id/1037603 External Source SECTRACK 1037603
https://bugzilla.redhat.com/show_bug.cgi?id=1413001 External Source CONFIRM https://bugzilla.redhat.com/show_bug.cgi?id=1413001
https://github.com/torvalds/linux/commit/129a72a0d3c8e139a04512325384fe5ac119e74d External Source CONFIRM https://github.com/torvalds/linux/commit/129a72a0d3c8e139a04512325384fe5ac119e74d

Technical Details

Vulnerability Type (View All)

Change History 4 change records found - show changes