Integer overflow in Linux Kernel

CVE-2017-14051

An integer overflow in the qla2x00_sysfs_write_optrom_ctl function in drivers/scsi/qla2xxx/qla_attr.c in the Linux kernel through 4.12.10 allows local users to cause a denial of service (memory corruption and system crash) by leveraging root access.

Vulnerability class: Integer Overflow

Published 2017-08-31 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.6th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.6% 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

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

lists.debian.org/debian-lts-announce/2017/12/msg00004.html (mailing-list)
usn.ubuntu.com/3583-2/ (vendor-advisory)
bugzilla.kernel.org/show_bug.cgi (Third Party Advisory, Issue Tracking)
www.securityfocus.com/bid/100571 (vdb-entry)
patchwork.kernel.org/patch/9929625/ (Patch, Third Party Advisory)
usn.ubuntu.com/3583-1/ (vendor-advisory)

Frequently asked questions

What is CVE-2017-14051?: CVE-2017-14051 is a medium-severity vulnerability in Linux Kernel, classified under Integer Overflow or Wraparound. CVSS score: 4.4/10. Published 2017-08-31.
How severe is CVE-2017-14051?: Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2017-14051 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.