VulnerabilityModified
CVE-2020-10757
This flaw allows a local attacker with access to a DAX enabled storage to escalate their privileges on the system.
HIGH 7.8EPSS 0.99%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.99%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.99% probability · 61th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-843
- Affected
- linux/linux kernel · opensuse/leap · redhat/enterprise linux · redhat/enterprise mrg · fedoraproject/fedora · debian/debian linux · canonical/ubuntu linux · netapp/active iq unified manager · netapp/cloud backup · netapp/steelstore cloud integrated storage
- Source
- secalert@redhat.com
References
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlMailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1842525Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/Third Party Advisory, VDB Entry
- https://security.netapp.com/advisory/ntap-20200702-0004/Third Party Advisory
- https://usn.ubuntu.com/4426-1/Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/4439-1/Third Party Advisory
- https://usn.ubuntu.com/4440-1/Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/4483-1/Third Party Advisory, VDB 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/2020/06/04/4Exploit, Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.htmlMailing List, Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1842525Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5bfea2d9b17f1034a68147a8b03b9789af5700f9Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/06/msg00012.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IEM47BXZJLODRH5YNNZSAQ2NVM63MYMC/Third Party Advisory, VDB Entry
- https://security.netapp.com/advisory/ntap-20200702-0004/Third Party Advisory
- https://usn.ubuntu.com/4426-1/Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/4439-1/Third Party Advisory
- https://usn.ubuntu.com/4440-1/Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/4483-1/Third Party Advisory, VDB 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/2020/06/04/4Exploit, Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.