CVEdetails.com the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register
Vulnerability Feeds & WidgetsNew   www.itsecdb.com  

Vulnerability Details : CVE-2020-11884

In the Linux kernel 4.19 through 5.6.7 on the s390 platform, code execution may occur because of a race condition, as demonstrated by code in enable_sacf_uaccess in arch/s390/lib/uaccess.c that fails to protect against a concurrent page table upgrade, aka CID-3f777e19d171. A crash could also occur.
Publish Date : 2020-04-29 Last Update Date : 2021-01-04
Search Twitter   Search YouTube   Search Google

- CVSS Scores & Vulnerability Types

CVSS Score
6.9
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 Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Execute Code
CWE ID 362

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2020:2102: kernel security and bug fix update (Important) oval:com.redhat.rhsa:def:20202102 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-2020-11884

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 16.04 * * * Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 18.04 * * * Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 19.10 * * * Version Details Vulnerabilities
4 OS Canonical Ubuntu Linux 20.04 * * * Version Details Vulnerabilities
5 OS Debian Debian Linux 10.0 * * * Version Details Vulnerabilities
6 OS Fedoraproject Fedora 30 * * * Version Details Vulnerabilities
7 OS Fedoraproject Fedora 31 * * * Version Details Vulnerabilities
8 OS Fedoraproject Fedora 32 * * * Version Details Vulnerabilities
9 OS Linux Linux Kernel * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 4
Debian Debian Linux 1
Fedoraproject Fedora 3
Linux Linux Kernel 1

- References For CVE-2020-11884

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3f777e19d171670ab558a6d5e6b1ac7f9b6c574f CONFIRM
https://www.debian.org/security/2020/dsa-4667
DEBIAN DSA-4667
https://usn.ubuntu.com/4343-1/
UBUNTU USN-4343-1
https://lists.fedoraproject.org/archives/list/[email protected]/message/ZKVJMS4GQRH5SO35WM5GINCFAGXQ3ZW6/
FEDORA FEDORA-2020-64d46a6e29
https://lists.fedoraproject.org/archives/list/[email protected]/message/AQUVKC3IPUC5B374VVAZV4J5P3GAUGSW/
FEDORA FEDORA-2020-16f9239805
https://lists.fedoraproject.org/archives/list/[email protected]/message/3TZBP2HINNAX7HKHCOUMIFVQPV6GWMCZ/
FEDORA FEDORA-2020-b453269c4e
https://usn.ubuntu.com/4345-1/
UBUNTU USN-4345-1
https://usn.ubuntu.com/4342-1/
UBUNTU USN-4342-1
https://security.netapp.com/advisory/ntap-20200608-0001/ CONFIRM
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=215d1f3928713d6eaec67244bcda72105b898000

- Metasploit Modules Related To CVE-2020-11884

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


CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.