CVE-2018-13100

MEDIUM

Linux Kernel < 4.17.3 - Divide By Zero in F2FS Superblock Validation

Title source: llm
STIX 2.1

Description

An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.17.3, which does not properly validate secs_per_zone in a corrupted f2fs image, as demonstrated by a divide-by-zero error.

References (11)

Core 11
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/104679
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.kernel.org/show_bug.cgi?id=200183
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
Mailing List mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2019/Jan/52
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3932-1/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3932-2/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4094-1/
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4118-1/

Scores

CVSS v3 5.5
EPSS 0.0236
EPSS Percentile 81.5%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-369
Status published
Products (2)
debian/debian_linux 8.0
linux/linux_kernel < 4.17.3
Published Jul 03, 2018
Tracked Since Feb 18, 2026