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Vulnerability Details : CVE-2020-14386

A flaw was found in the Linux kernel before 5.9-rc4. Memory corruption can be exploited to gain root privileges from unprivileged processes. The highest threat from this vulnerability is to data confidentiality and integrity.
Publish Date : 2020-09-16 Last Update Date : 2021-12-10
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Gain privilegesMemory corruption
CWE ID 787

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:4286: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20204286 unix
RHSA-2020:4289: kernel-rt security and bug fix update (Important) oval:com.redhat.rhsa:def:20204289 unix
RHSA-2020:4331: kpatch-patch security update (Important) oval:com.redhat.rhsa:def:20204331 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2020-14386

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
3 OS Linux Linux Kernel * * * * Version Details Vulnerabilities
4 OS Linux Linux Kernel 5.9.0 RC3 * * Version Details Vulnerabilities
5 OS Linux Linux Kernel 5.9.0 RC1 * * Version Details Vulnerabilities
6 OS Linux Linux Kernel 5.9.0 RC2 * * Version Details Vulnerabilities
7 OS Opensuse Leap 15.1 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 1
Linux Linux Kernel 4
Opensuse Leap 1

- References For CVE-2020-14386
MLIST [debian-lts-announce] 20201030 [SECURITY] [DLA 2420-1] linux security update CONFIRM
MLIST [oss-security] 20210920 Re: Containers-optimized OS (COS) membership in the linux-distros list[email protected]/message/RNCPXERMUHPSGF6S2VVFL5NVVPBBFB63/
FEDORA FEDORA-2020-468121099e
MLIST [debian-lts-announce] 20200928 [SECURITY] [DLA 2385-1] linux-4.19 security update
MLIST [oss-security] 20210916 Containers-optimized OS (COS) membership in the linux-distros list
MLIST [oss-security] 20210917 Re: Containers-optimized OS (COS) membership in the linux-distros list
MLIST [debian-lts-announce] 20201031 [SECURITY] [DLA 2420-2] linux regression update
SUSE openSUSE-SU-2020:1655

- Metasploit Modules Related To CVE-2020-14386

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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