What is CVE-2018-18710?

CVE-2018-18710 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2018-10-29.

How severe is CVE-2018-18710?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2018-18710 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Linux Kernel

CVE-2018-18710

An issue was discovered in the Linux kernel through 4.19. An information leak in cdrom_ioctl_select_disc in drivers/cdrom/cdrom.c could be used by local attackers to read kernel memory because a cast from unsigned long to int interferes with bounds checking. This is similar to CVE-2018-10940 and CVE-2018-16658.

Vulnerability class: Information Disclosure

Published 2018-10-29 · last modified 2026-06-17.

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:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (40.7th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 41st percentile — 40.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Linux Kernel
Canonical Ubuntu Linux — versions 12.04, 14.04, 16.04
Debian Linux — versions 8.0

Weakness classification (CWE)

CWE-200 — Information Disclosure

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

usn.ubuntu.com/3848-2/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3847-1/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3847-2/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3849-1/ (vendor-advisory, Third Party Advisory)
www.securityfocus.com/bid/106041 (VDB Entry, Third Party Advisory, vdb-entry)
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Third Party Advisory)
usn.ubuntu.com/3849-2/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3848-1/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3847-3/ (vendor-advisory, Third Party Advisory)
usn.ubuntu.com/3846-1/ (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2018-18710?: CVE-2018-18710 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2018-10-29.
How severe is CVE-2018-18710?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2018-18710 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.