Buffer overflow in Linux Kernel
CVE-2018-1000199
The Linux Kernel version 3.18 contains a dangerous feature vulnerability in modify_user_hw_breakpoint() that can result in crash and possibly memory corruption. This attack appear to be exploitable via local code execution and the ability to use ptrace. This vulnerability appears to have been fixed in git commit f67b15037a7a50c57f72e69a6d59941ad90a0f0f.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (67.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: -0.000
Affected products
- Linux Kernel — versions 3.18
- Canonical Ubuntu Linux — versions 12.04, 14.04, 16.04
- Debian Linux — versions 7.0, 8.0, 9.0
- Red Hat Enterprise Linux — versions 7.0, 7.2, 7.3
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 7.2, 7.3, 7.4
- Red Hat Enterprise Linux Server Eus — versions 7.3, 7.4, 7.5
- Red Hat Enterprise Linux Server Tus — versions 7.2
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.debian.org/security/2018/dsa-4187 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1347 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1348 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2018/dsa-4188 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1354 (vendor-advisory, Third Party Advisory)
- www.securitytracker.com/id/1040806 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2018:1355 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1345 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1318 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2018:1374 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-1000199?
- CVE-2018-1000199 is a medium-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2018-05-24.
- How severe is CVE-2018-1000199?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-1000199 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.