Vulnerability 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 Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.5, < 4.9.227 |
| Opensuse | Leap | 15.1 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Mrg | 2.0 |
| Fedoraproject | Fedora | 31 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 16.04 |
| Netapp | Active Iq Unified Manager | - |
| Netapp | Cloud Backup | - |
| Netapp | Steelstore Cloud Integrated Storage | - |
Related Weaknesses (CWE)
References
- 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=5bPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproThird 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-4698Third Party Advisory
- https://www.debian.org/security/2020/dsa-4699Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/06/04/4ExploitMailing ListThird Party Advisory
- 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
FAQ
What is CVE-2020-10757?
CVE-2020-10757 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 privil...
How severe is CVE-2020-10757?
CVE-2020-10757 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-10757?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Opensuse Leap, Redhat Enterprise Linux, Redhat Enterprise Mrg, Fedoraproject Fedora.