CVE-2018-19407
Severity Score
5.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.
La función vcpu_scan_ioapic en arch/x86/kvm/x86.c en el kernel de Linux hasta la versión 4.19.2 permite que usuarios locales provoquen una denegación de servicio (desreferencia de puntero NULLy error) mediante llamadas del sistema manipuladas que alcanzan una situación donde ioapic no está inicializado.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
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
- 2018-11-20 CVE Reserved
- 2018-11-21 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-05 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (12)
| URL | Tag | Source |
|---|---|---|
| http://www.securityfocus.com/bid/105987 | Third Party Advisory | |
| https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://lkml.org/lkml/2018/11/20/580 | 2019-03-21 |
| URL | Date | SRC |
|---|---|---|
| https://usn.ubuntu.com/3871-1 | 2019-03-21 | |
| https://usn.ubuntu.com/3871-3 | 2019-03-21 | |
| https://usn.ubuntu.com/3871-4 | 2019-03-21 | |
| https://usn.ubuntu.com/3871-5 | 2019-03-21 | |
| https://usn.ubuntu.com/3872-1 | 2019-03-21 | |
| https://usn.ubuntu.com/3878-1 | 2019-03-21 | |
| https://usn.ubuntu.com/3878-2 | 2019-03-21 | |
| https://usn.ubuntu.com/3879-1 | 2019-03-21 | |
| https://usn.ubuntu.com/3879-2 | 2019-03-21 |
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" | <= 4.19.2 Search vendor "Linux" for product "Linux Kernel" and version " <= 4.19.2" | - |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 14.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "14.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04" | lts |
Affected
| ||||||
| Canonical Search vendor "Canonical" | Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux" | 18.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.10" | - |
Affected
| ||||||