CVE-2018-13096

Name: CVE-2018-13096
Creator: NVD / NIST
Published: 2018-07-03T10:29:00.38+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 2.57%

Last modified Jun 17, 2026

CVE-2018-13096 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.14. A denial of service (out-of-bounds memory access and BUG) can occur upon encountering an abnormal bitmap size when mounting a crafted f2fs image.. EPSS estimates a 2.57% chance of exploitation in the next 30 days.

Description

An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.14. A denial of service (out-of-bounds memory access and BUG) can occur upon encountering an abnormal bitmap size when mounting a crafted f2fs image.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

2.57%

83.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	<= 4.14
Debian	Debian Linux	8.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Opensuse	Leap	42.3

References

http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
https://bugzilla.kernel.org/show_bug.cgi?id=200167Issue Tracking, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=e34438c903b653daca2b2a7de95aed46226f8ed3Mailing List, Patch, Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e34438c903b653daca2b2a7de95aed46226f8ed3Mailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.htmlMailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/52Mailing List, Patch, Third Party Advisory
https://usn.ubuntu.com/3821-1/Third Party Advisory
https://usn.ubuntu.com/3821-2/Third Party Advisory
https://usn.ubuntu.com/4094-1/Third Party Advisory
https://usn.ubuntu.com/4118-1/Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
https://bugzilla.kernel.org/show_bug.cgi?id=200167Issue Tracking, Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=e34438c903b653daca2b2a7de95aed46226f8ed3Mailing List, Patch, Vendor Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e34438c903b653daca2b2a7de95aed46226f8ed3Mailing List, Patch, Vendor Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.htmlMailing List, Third Party Advisory
https://seclists.org/bugtraq/2019/Jan/52Mailing List, Patch, Third Party Advisory
https://usn.ubuntu.com/3821-1/Third Party Advisory
https://usn.ubuntu.com/3821-2/Third Party Advisory
https://usn.ubuntu.com/4094-1/Third Party Advisory
https://usn.ubuntu.com/4118-1/Third Party Advisory

Timeline

Published: Jul 3, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-13096?

How severe is CVE-2018-13096?

CVE-2018-13096 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 2.57% probability of exploitation in the next 30 days.

How do I fix CVE-2018-13096?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-13096?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST