CVE-2018-12931 — HIGH (7.8)

Vulnerability Description

ntfs_attr_find in the ntfs.ko filesystem driver in the Linux kernel 4.15.0 allows attackers to trigger a stack-based out-of-bounds write and cause a denial of service (kernel oops or panic) or possibly have unspecified other impact via a crafted ntfs filesystem.

CVSS Score

7.8

HIGH

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Canonical	Ubuntu Linux	16.04.4
Linux	Linux Kernel	4.15

Related Weaknesses (CWE)

CWE-787

References

http://www.securityfocus.com/bid/104588Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:0641Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1763403Issue TrackingThird Party Advisory
https://marc.info/?l=linux-ntfs-dev&m=152413769810234&w=2Mailing ListThird Party Advisory
http://www.securityfocus.com/bid/104588Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:0641Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1763403Issue TrackingThird Party Advisory
https://marc.info/?l=linux-ntfs-dev&m=152413769810234&w=2Mailing ListThird Party Advisory

FAQ

What is CVE-2018-12931?

CVE-2018-12931 is a vulnerability with a CVSS score of 7.8 (HIGH). ntfs_attr_find in the ntfs.ko filesystem driver in the Linux kernel 4.15.0 allows attackers to trigger a stack-based out-of-bounds write and cause a denial of service (kernel oops or panic) or possibl...

How severe is CVE-2018-12931?

CVE-2018-12931 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-2018-12931?

Check the references section above for vendor advisories and patch information. Affected products include: Canonical Ubuntu Linux, Linux Linux Kernel.