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Vulnerability record · CVE-2020-10757 · published 9 June 2020

CVE-2020-10757: Linux kernel memory buffer overflow vulnerability

Linux · Linux Kernel

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.

7.8 CVSS 3.1 High EPSS 0.99% · top 38.9% CWE-119 · Memory buffer overflowCWE-843 · Type confusion
7.8CVSS 3.1 base score, v2 6.9
0.99%EPSS exploitation probability, 30 days
NoNot in CISA KEV
10Affected product versions listed by NVD
26References, 2 tagged exploit
17 Jun 2026Last modified by NVD

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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

10 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html Mailing ListPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1842525 Issue TrackingThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9 PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2 Third Party AdvisoryVDB Entry
https://security.netapp.com/advisory/ntap-20200702-0004/ Third Party Advisory
https://usn.ubuntu.com/4426-1/ Third Party AdvisoryVDB Entry
https://usn.ubuntu.com/4439-1/ Third Party Advisory
https://usn.ubuntu.com/4440-1/ Third Party AdvisoryVDB Entry
https://usn.ubuntu.com/4483-1/ Third Party AdvisoryVDB Entry
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/06/04/4 ExploitMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html Mailing ListPatchThird Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1842525 Issue TrackingThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9 PatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2 Third Party AdvisoryVDB Entry
https://security.netapp.com/advisory/ntap-20200702-0004/ Third Party Advisory
https://usn.ubuntu.com/4426-1/ Third Party AdvisoryVDB Entry
https://usn.ubuntu.com/4439-1/ Third Party Advisory
https://usn.ubuntu.com/4440-1/ Third Party AdvisoryVDB Entry
https://usn.ubuntu.com/4483-1/ Third Party AdvisoryVDB Entry
https://www.debian.org/security/2020/dsa-4698 Third Party Advisory
https://www.debian.org/security/2020/dsa-4699 Third Party Advisory
https://www.openwall.com/lists/oss-security/2020/06/04/4 ExploitMailing ListThird Party Advisory

Track CVE-2020-10757 inside VULONE

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Source: NIST National Vulnerability Database (record CVE-2020-10757), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.