CVE-2017-2584 Information

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.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=129a72a0d3c8e139a04512325384fe5ac119e74d http://www.debian.org/security/2017/dsa-3791 http://www.openwall.com/lists/oss-security/2017/01/13/7 http://www.securityfocus.com/bid/95430 http://www.securitytracker.com/id/1037603 https://bugzilla.redhat.com/show_bug.cgi?id=1413001 https://github.com/torvalds/linux/commit/129a72a0d3c8e139a04512325384fe5ac119e74d https://usn.ubuntu.com/3754-1/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.1