Buffer overflow in Linux Kernel
CVE-2018-12931
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 34.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel — versions 4.15
- Canonical Ubuntu Linux — versions 16.04.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (Mailing List, Third Party Advisory)
- bugs.launchpad.net/ubuntu/+source/linux/+bug/1763403 (Third Party Advisory, Issue Tracking)
- www.securityfocus.com/bid/104588 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2019:0641 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-12931?
- CVE-2018-12931 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-06-28.
- How severe is CVE-2018-12931?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2018-12931 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.