CVE-2020-25704

CVE Details

Release Date:

2020-12-02

Description

A flaw memory leak in the Linux kernel performance monitoring subsystem was found in the way if using PERF_EVENT_IOC_SET_FILTER. A local user could use this flaw to starve the resources causing denial of service.

See more information about CVE-2020-25704 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	5.5	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (kernel)	ELSA-2022-0063	2022-01-11
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5995	2020-12-14
Oracle Linux version 7 (kernel-uek)	ELSA-2020-5996	2020-12-15
Oracle Linux version 8 (kernel)	ELSA-2021-1578	2021-05-25
Oracle Linux version 8 (kernel-uek)	ELSA-2020-5996	2020-12-15

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team