Buffer overflow in Linux Kernel
CVE-2017-15128
A flaw was found in the hugetlb_mcopy_atomic_pte function in mm/hugetlb.c in the Linux kernel before 4.13.12. A lack of size check could cause a denial of service (BUG).
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: 0.004 (33.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 33.0% 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
- Red Hat Enterprise Linux — versions 7.0
- Red Hat Enterprise Mrg — versions 2.0
- Linux Kernel Before 4.13.12 — versions Linux kernel before 4.13.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.12 (Release Notes, Issue Tracking, Vendor Advisory)
- access.redhat.com/security/cve/CVE-2017-15128 (Third Party Advisory)
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- github.com/torvalds/linux/commit/1e3921471354244f70fe268586ff94a97a6dd4df (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-15128?
- CVE-2017-15128 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 2018-01-14.
- How severe is CVE-2017-15128?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-15128 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.