CVE-2020-10757HIGH
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.
References
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://bugzilla.redhat.com/show_bug.cgi?id=1842525
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://security.netapp.com/advisory/ntap-20200702-0004/
https://usn.ubuntu.com/4426-1/
https://usn.ubuntu.com/4439-1/
https://usn.ubuntu.com/4440-1/
https://usn.ubuntu.com/4483-1/
https://www.debian.org/security/2020/dsa-4698
Details
Source: MITRE
Published: 2020-06-09
Updated: 2020-09-15
Type: CWE-269
Risk Information
CVSS v2
Base Score: 6.9
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 3.4
Severity: MEDIUM
CVSS v3
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH
Vulnerable Software
Configuration 1
OR
cpe:2.3:o:linux:linux_kernel:4.5:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.5:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.5:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.5:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.5:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.5:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from 4.5.1 to 5.6.16 (inclusive)
Configuration 2
OR
Configuration 3
OR
cpe:2.3:a:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*
Configuration 4
OR
Configuration 5
OR
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 147273 | NewStart CGSL CORE 5.04 / MAIN 5.04 : kernel Multiple Vulnerabilities (NS-SA-2021-0008) | Nessus | NewStart CGSL Local Security Checks | medium |
| 146282 | openSUSE Security Update : RT kernel (openSUSE-2021-242) | Nessus | SuSE Local Security Checks | high |
| 144831 | EulerOS Virtualization 3.0.2.6 : kernel (EulerOS-SA-2021-1056) | Nessus | Huawei Local Security Checks | critical |
| 140378 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:2487-1) | Nessus | SuSE Local Security Checks | medium |
| 140328 | EulerOS Virtualization for ARM 64 3.0.2.0 : kernel (EulerOS-SA-2020-1958) | Nessus | Huawei Local Security Checks | high |
| 140181 | Ubuntu 18.04 LTS / 20.04 : Linux kernel vulnerabilities (USN-4483-1) | Nessus | Ubuntu Local Security Checks | high |
| 140159 | EulerOS 2.0 SP5 : kernel (EulerOS-SA-2020-1938) | Nessus | Huawei Local Security Checks | high |
| 140124 | RHEL 7 : kernel (RHSA-2020:3598) | Nessus | Red Hat Local Security Checks | high |
| 139995 | EulerOS Virtualization for ARM 64 3.0.6.0 : kernel (EulerOS-SA-2020-1892) | Nessus | Huawei Local Security Checks | high |
| 139235 | CentOS 7 : kernel (CESA-2020:3220) | Nessus | CentOS Local Security Checks | medium |
| 139219 | Oracle Linux 7 : kernel (ELSA-2020-3220) (deprecated) | Nessus | Oracle Linux Local Security Checks | medium |
| 139200 | RHEL 7 : kernel-rt (RHSA-2020:3221) | Nessus | Red Hat Local Security Checks | medium |
| 139199 | RHEL 7 : kernel (RHSA-2020:3220) | Nessus | Red Hat Local Security Checks | medium |
| 139197 | RHEL 7 : kernel (RHSA-2020:3226) | Nessus | Red Hat Local Security Checks | high |
| 139187 | RHEL 8 : kernel (RHSA-2020:3222) | Nessus | Red Hat Local Security Checks | medium |
| 139137 | EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-1807) | Nessus | Huawei Local Security Checks | high |
| 139028 | Ubuntu 18.04 LTS : linux kernel vulnerabilities (USN-4440-1) | Nessus | Ubuntu Local Security Checks | medium |
| 139027 | Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4439-1) | Nessus | Ubuntu Local Security Checks | medium |
| 138854 | Amazon Linux 2 : kernel (ALAS-2020-1465) | Nessus | Amazon Linux Local Security Checks | high |
| 138835 | Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-4426-1) | Nessus | Ubuntu Local Security Checks | medium |
| 138807 | RHEL 8 : kernel-rt (RHSA-2020:3016) | Nessus | Red Hat Local Security Checks | high |
| 138805 | RHEL 8 : kernel (RHSA-2020:3010) | Nessus | Red Hat Local Security Checks | high |
| 138798 | RHEL 8 : kernel (RHSA-2020:3041) | Nessus | Red Hat Local Security Checks | high |
| 138679 | openSUSE Security Update : the Linux Kernel (openSUSE-2020-801) | Nessus | SuSE Local Security Checks | medium |
| 138643 | Amazon Linux AMI : kernel (ALAS-2020-1401) | Nessus | Amazon Linux Local Security Checks | high |
| 138488 | Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2020-5756) | Nessus | Oracle Linux Local Security Checks | high |
| 138418 | Oracle Linux 7 : Unbreakable Enterprise kernel (ELSA-2020-5755) | Nessus | Oracle Linux Local Security Checks | high |
| 138306 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1784-1) | Nessus | SuSE Local Security Checks | high |
| 138305 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1781-1) | Nessus | SuSE Local Security Checks | high |
| 138304 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1779-1) | Nessus | SuSE Local Security Checks | high |
| 138298 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1767-1) | Nessus | SuSE Local Security Checks | high |
| 138297 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1764-1) | Nessus | SuSE Local Security Checks | high |
| 138272 | SUSE SLES15 Security Update : kernel (SUSE-SU-2020:1663-1) | Nessus | SuSE Local Security Checks | critical |
| 137617 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1605-1) | Nessus | SuSE Local Security Checks | medium |
| 137616 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1603-1) | Nessus | SuSE Local Security Checks | medium |
| 137615 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1602-1) | Nessus | SuSE Local Security Checks | medium |
| 137613 | SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2020:1599-1) | Nessus | SuSE Local Security Checks | medium |
| 137612 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1597-1) | Nessus | SuSE Local Security Checks | high |
| 137611 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1596-1) | Nessus | SuSE Local Security Checks | high |
| 137608 | SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1587-1) | Nessus | SuSE Local Security Checks | medium |
| 137380 | Fedora 31 : kernel (2020-203ffedeb5) | Nessus | Fedora Local Security Checks | high |
| 137341 | Debian DSA-4699-1 : linux - security update | Nessus | Debian Local Security Checks | medium |
| 137340 | Debian DSA-4698-1 : linux - security update | Nessus | Debian Local Security Checks | medium |
| 137339 | Debian DLA-2242-1 : linux-4.9 security update | Nessus | Debian Local Security Checks | medium |
| 137210 | Fedora 32 : kernel (2020-07f0be216f) | Nessus | Fedora Local Security Checks | high |
| 137200 | Photon OS 3.0: Linux PHSA-2020-3.0-0102 | Nessus | PhotonOS Local Security Checks | high |
| 137195 | Photon OS 2.0: Linux PHSA-2020-2.0-0251 | Nessus | PhotonOS Local Security Checks | high |