Home/CVE/A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allow
CVE

CVE-2020-10757

A flaw was found in the Linux Kernel in versions after 4.5-rc1 in the way mremap handled DAX Huge Pages. This flaw allow

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.

HIGH · CVSS 7.8 EPSS 0.00713
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-843Access of Resource Using Incompatible Type ('Type Confusion')
▤

Affected Products & Versions

15
linux kernel>= 4.5 and < 4.9.227
linux kernel>= 4.10 and < 4.14.184
linux kernel>= 4.15 and < 4.19.127
linux kernel>= 4.20 and < 5.4.45
linux kernel>= 5.5 and < 5.6.17
linux kernel>= 5.7 and < 5.7.1
opensuse leapall versions
redhat enterprise linuxall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD09 Jun 2020 · 01:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

30
suse-csafopenSUSE-SU-2021:0242-1
msrcCVE-2020-10757
suse-csafSUSE-SU-2020:2487-1
suse-csafSUSE-SU-2020:2508-1
usnUSN-4483-1
🔗

References & Sources

13
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlMailing ListPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1842525Issue TrackingThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/Third Party AdvisoryVDB Entry
https://security.netapp.com/advisory/ntap-20200702-0004/Third Party Advisory
Intelligence Graph · click any node to traverse
CVETechnique ActorTool Family
drag to reposition · click any node to traverse · button top-right enlarges
External lookups - second-class, for what we don’t hold ourselves
NVDCVE.orgCISAVulnersExploit-DBGitHub PoCVulnCheck KEVGreyNoise
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin