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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2020-27825 Detail

Description

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1905155 Issue Tracking  Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html Mailing List  Third Party Advisory 
https://security.netapp.com/advisory/ntap-20210521-0008/ Third Party Advisory 
https://www.debian.org/security/2021/dsa-4843 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

11 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-27825
NVD Published Date:
12/11/2020
NVD Last Modified:
11/06/2023
Source:
Red Hat, Inc.