CVE-2020-15437

Published: Nov 23, 2020 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2020-7430 Aliases: GSD-2020-15437
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 4,4
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
MEDIUM 4,9
Source: [email protected]
Access Vector: local
Access Complexity: low
Authentication: none
Confidentiality: none
Integrity: none
Availability: complete

Description

AI Translation Available

The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0004
Percentile
0,1th
Updated

EPSS Score Trend (Last 90 Days)

476

NULL Pointer Dereference

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Integrity Confidentiality
Potential Impacts:
Dos: Crash, Exit, Or Restart Execute Unauthorized Code Or Commands Read Memory Modify Memory
Applicable Platforms
Languages: C, C#, C++, Go, Java
Likelihood of Exploit: Medium
View CWE Details
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
To 5.8 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://lkml.org/lkml/2020/7/21/80
Exploit Patch Vendor Advisory
https://lkml.org/lkml/2020/7/21/80
https://lkml.org/lkml/2020/7/21/80
Exploit Patch Vendor Advisory
https://lkml.org/lkml/2020/7/21/80