CVE-2020-10757

HIGH

Linux Kernel >4.5-rc1 - Privilege Escalation

Title source: llm
STIX 2.1

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.

Exploits (1)

nomisec WRITEUP
by ShaikUsaf · poc
https://github.com/ShaikUsaf/linux-4.19.72_CVE-2020-10757

References (13)

Core 13
Core References
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2020/06/04/4
Issue Tracking, Third Party Advisory vendor-advisory x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=1842525
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4698
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4699
Mailing List, Patch, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200702-0004/
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4439-1/
Third Party Advisory, VDB Entry vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4426-1/
Third Party Advisory, VDB Entry vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4440-1/
Third Party Advisory, VDB Entry vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4483-1/

Scores

CVSS v3 7.8
EPSS 0.0067
EPSS Percentile 71.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119 CWE-843
Status published
Products (13)
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 20.04
debian/debian_linux 8.0
fedoraproject/fedora 31
linux/linux_kernel 4.5 - 4.9.227
netapp/active_iq_unified_manager
netapp/cloud_backup
netapp/steelstore_cloud_integrated_storage
opensuse/leap 15.1
... and 3 more
Published Jun 09, 2020
Tracked Since Feb 18, 2026