High severity · published Jun 9, 2020
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
7.8
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 62% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
4.5 before 4.9.227; 4.10 before 4.14.184; 4.15 before 4.19.127; 4.20 before 5.4.45; 5.5 before 5.6.17; 5.7 before 5.7.1 · source: NVD
AI
Active IQ Unified Manager · Netapp
All versions, or not specified · source: NVD
CB
Cloud Backup · Netapp
All versions, or not specified · source: NVD
DL
Debian Linux · Debian
8.0 · source: NVD
EL
Enterprise Linux · Redhat
7.0; 8.0 · source: NVD
EM
Enterprise Mrg · Redhat
2.0 · source: NVD
FE
Fedora · Fedoraproject
31 · source: NVD
LE
Leap · Opensuse
15.1 · source: NVD
SC
Steelstore Cloud Integrated Storage · Netapp
All versions, or not specified · source: NVD
UL
Ubuntu Linux · Canonical
16.04; 18.04; 20.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-10757
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-10757
Mailing List
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1842525
Patch
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9
Mailing List
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200702-0004/
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