CVE-2020-27825

Published: Dic 11, 2020 Last Modified: Nov 21, 2024 EU-VD ID: EUVD-2020-20325 Aliases: GSD-2020-27825
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 5,7
Source: [email protected]
Attack Vector: local
Attack Complexity: high
Privileges Required: high
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: high
MEDIUM 5,4
Source: [email protected]
Access Vector: local
Access Complexity: medium
Authentication: none
Confidentiality: partial
Integrity: none
Availability: complete

Description

AI Translation Available

A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.

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
0,0014
Percentile
0,3th
Updated

EPSS Score Trend (Last 91 Days)

362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Draft
Abstraction: Class Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Confidentiality Integrity Access Control
Potential Impacts:
Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other) Dos: Crash, Exit, Or Restart Dos: Instability Read Files Or Directories Read Application Data Execute Unauthorized Code Or Commands Gain Privileges Or Assume Identity Bypass Protection Mechanism
Applicable Platforms
Languages: C, C++, Java
Technologies: Mobile, ICS/OT
Likelihood of Exploit: Medium
View CWE Details
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Enterprise Linux by Redhat

Product Information
Vendor Redhat
Product Enterprise Linux
Version 7.0
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

H410C Firmware by Netapp

Product Information
Vendor Netapp
Product H410C Firmware
Version -
cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Cloud Backup by Netapp

Product Information
Vendor Netapp
Product Cloud Backup
Version -
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version 5.10
cpe:2.3:o:linux:linux_kernel:5.10:rc1:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Enterprise Mrg by Redhat

Product Information
Vendor Redhat
Product Enterprise Mrg
Version 2.0
cpe:2.3:o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Debian Linux by Debian

Product Information
Vendor Debian
Product Debian Linux
Version 9.0
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Enterprise Linux by Redhat

Product Information
Vendor Redhat
Product Enterprise Linux
Version 8.0
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Solidfire Baseboard Management Controller Firmware by Netapp

Product Information
Vendor Netapp
Product Solidfire Baseboard Management Controller Firmware
Version -
cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://bugzilla.redhat.com/show_bug.cgi?id=1905155
Issue Tracking Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1905155
https://lists.debian.org/debian-lts-announce/2021/02/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://security.netapp.com/advisory/ntap-20210521-0008/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210521-0008/
https://www.debian.org/security/2021/dsa-4843
Third Party Advisory
https://www.debian.org/security/2021/dsa-4843
https://bugzilla.redhat.com/show_bug.cgi?id=1905155
Issue Tracking Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1905155
https://lists.debian.org/debian-lts-announce/2021/02/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
https://lists.debian.org/debian-lts-announce/2021/03/msg000…
Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
https://security.netapp.com/advisory/ntap-20210521-0008/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210521-0008/
https://www.debian.org/security/2021/dsa-4843
Third Party Advisory
https://www.debian.org/security/2021/dsa-4843