CVE-2017-2584
Kernel: kvm: use after free in complete_emulated_mmio
Severity Score
7.1
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
arch/x86/kvm/emulate.c en el kernel de Linux hasta la versión 4.9.3 permite a usuarios locales obtener información sensible de memoria del kernel o provocar una denegación de servicio (uso después de liberación de memoria) a través de una aplicación manipulada que aprovecha la emulación de instrucciones para fxrstor, fxsave, sgdt y sidt.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2016-12-01 CVE Reserved
- 2017-01-15 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-05 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
- CWE-416: Use After Free
CAPEC
References (9)
URL | Tag | Source |
---|---|---|
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=129a72a0d3c8e139a04512325384fe5ac119e74d | X_refsource_confirm | |
http://www.openwall.com/lists/oss-security/2017/01/13/7 | Mailing List | |
http://www.securityfocus.com/bid/95430 | Vdb Entry | |
http://www.securitytracker.com/id/1037603 | Vdb Entry | |
https://github.com/torvalds/linux/commit/129a72a0d3c8e139a04512325384fe5ac119e74d | X_refsource_confirm |
URL | Date | SRC |
---|
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
http://www.debian.org/security/2017/dsa-3791 | 2018-08-24 | |
https://bugzilla.redhat.com/show_bug.cgi?id=1413001 | 2017-08-01 | |
https://usn.ubuntu.com/3754-1 | 2018-08-24 | |
https://access.redhat.com/security/cve/CVE-2017-2584 | 2017-08-01 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | <= 4.9.3 Search vendor "Linux" for product "Linux Kernel" and version " <= 4.9.3" | - |
Affected
|