Name: CVE-2020-10773: Null Byte Interaction Error (Poison Null Byte)
Creator: Rapid7
Published: 2020-09-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2020-10773, CWE-626, CVSS 4.4, EPSS 0.00366

A stack information leak flaw was found in s390/s390x in the Linux kernel’s memory manager functionality, where it incorrectly writes to the /proc/sys/vm/cmm_timeout file. This flaw allows a local user to see the kernel data.

CVSS Details

CVSS 3.1 Base Score: 4.4
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alma_linux	—	Upgrade kernel-tools-libs-devel	May 4, 2022	Sep 10, 2020
Centos_linux	—	Upgrade kernel	Nov 5, 2020	Sep 10, 2020
Debian	—	Upgrade linux	Jul 30, 2024	Sep 10, 2020
Huawei Euleros 2_0_sp2	—	Upgrade kernel-debug-develUpgrade kernelUpgrade kernel-debuginfoUpgrade kernel-debugUpgrade perfUpgrade kernel-develUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernel-headersUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64	Feb 22, 2021	Sep 10, 2020
Huawei Euleros 2_0_sp3	—	Upgrade kernel-debuginfoUpgrade kernel-develUpgrade perfUpgrade kernelUpgrade kernel-tools-libsUpgrade python-perfUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernel-headers	Jan 20, 2021	Sep 10, 2020
Huawei Euleros 2_0_sp5	—	Upgrade python-perfUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade kernel-headersUpgrade perfUpgrade kernelUpgrade kernel-devel	Feb 3, 2021	Sep 10, 2020
Oracle_linux	—	Upgrade kernel	Jul 22, 2024	Oct 28, 2019
Redhat Openshift	—	Upgrade redhat-coreos	Mar 12, 2021	Sep 10, 2020
Redhat_linux	—	Upgrade kernelNo solution exists	Nov 5, 2020	Sep 10, 2020
Suse	—	Upgrade kernel-obs-buildUpgrade kernel-default-extraUpgrade kernel-docsUpgrade kernel-default	Jul 7, 2020	Jul 7, 2020
Ubuntu	—	Upgrade linux-awsUpgrade linux-hwe-edgeUpgrade linux-snapdragonUpgrade linux-gke-4.15Upgrade linux-azureUpgrade linux-raspi2Upgrade linux-fipsUpgrade linuxUpgrade linux-oem-osp1Upgrade linux-aws-hweUpgrade linux-lts-xenialUpgrade linux-oemUpgrade linux-aws-fipsUpgrade linux-azure-fde-5.15Upgrade linux-kvmUpgrade linux-azure-fipsUpgrade linux-oracleUpgrade linux-gcpUpgrade linux-gke-5.0Upgrade linux-hwe	Nov 19, 2024	Sep 10, 2020

Prioritise with Active Threat Intelligence

With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.

Explore Intelligence Hub

MDR Buyer's Guide

Global Threat Landscape Report

Grow your business

CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence