VulnerabilityModified
CVE-2018-13100
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.
MEDIUM 5.5EPSS 2.32%
Does this matter?
Lower severity and a low EPSS score (2.32%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- EPSS
- 2.32% probability · 83th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-369
- Affected
- linux/linux kernel · debian/debian linux
- Source
- cve@mitre.org
EPSS moved from 4.6% on 21 September 2026 to 2.3% on 27 October 2026.
References
- http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- http://www.securityfocus.com/bid/104679Third Party Advisory, VDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=200183Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=42bf546c1fe3f3654bdf914e977acbc2b80a5be5
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.htmlThird Party Advisory
- https://seclists.org/bugtraq/2019/Jan/52
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
- http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- http://www.securityfocus.com/bid/104679Third Party Advisory, VDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=200183Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=42bf546c1fe3f3654bdf914e977acbc2b80a5be5
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.htmlThird Party Advisory
- https://seclists.org/bugtraq/2019/Jan/52
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.