In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147802478References: Upstream kernel
CVE-2020-0466 - High Severity Vulnerability
Vulnerable Library - linuxlinux-4.19.236
The Linux Kernel
Library home page: https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/?wsslib=linux
Found in HEAD commit: 63ec46be94f7d206b296bb6c7cd636df4b2eaddd
Found in base branch: master
Vulnerable Source Files (2)
/fs/eventpoll.c /fs/eventpoll.c
Vulnerability Details
In do_epoll_ctl and ep_loop_check_proc of eventpoll.c, there is a possible use after free due to a logic error. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-147802478References: Upstream kernel
Publish Date: 2020-12-14
URL: CVE-2020-0466
CVSS 3 Score Details (7.8)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Local - Attack Complexity: Low - Privileges Required: Low - User Interaction: None - Scope: Unchanged - Impact Metrics: - Confidentiality Impact: High - Integrity Impact: High - Availability Impact: High
For more information on CVSS3 Scores, click here.Suggested Fix
Type: Upgrade version
Release Date: 2020-12-14
Fix Resolution: v4.14.195,v4.19.142,v4.4.234,v4.9.234,v5.4.61,v5.7.18,v5.8.4
Step up your Open Source Security Game with Mend here