Vulnerability DatabaseCVE-2020-10757
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CVE-2020-10757
June 09, 2020
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.
Related Resources (25)
https://access.redhat.com/errata/RHSA-2020:3226
https://access.redhat.com/errata/RHSA-2020:3222
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://usn.ubuntu.com/4440-1/
https://access.redhat.com/errata/RHSA-2020:3220
https://www.debian.org/security/2020/dsa-4698
https://www.openwall.com/lists/oss-security/2020/06/04/4
https://access.redhat.com/security/cve/CVE-2020-10757
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/
https://access.redhat.com/errata/RHSA-2020:3016
https://access.redhat.com/errata/RHSA-2020:3010
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-10757
https://access.redhat.com/errata/RHSA-2020:3598
https://access.redhat.com/errata/RHSA-2020:3041
https://security.netapp.com/advisory/ntap-20200702-0004/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/
https://bugzilla.redhat.com/show_bug.cgi?id=1842525
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://usn.ubuntu.com/4426-1/
https://usn.ubuntu.com/4439-1/
https://security-tracker.debian.org/tracker/CVE-2020-10757
https://www.debian.org/security/2020/dsa-4699
https://access.redhat.com/errata/RHSA-2020:3221
https://usn.ubuntu.com/4483-1/
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CVSS v4
Base Score:
8.5
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.8
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
CVSS v2
Base Score:
6.9
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Weakness Type (CWE)
Access of Resource Using Incompatible Type ('Type Confusion')
CWE-843
Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-119
EPSS
Base Score:
0.67