{"id":"CVE-2018-13097","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-13097","generatedAt":"2026-10-28T21:24:56.274Z","title":"There is an out-of-bounds read or a divide-by-zero error for an incorrect user_block_count in a corrupted f2fs image, leading to a denial of service (BUG).","description":"An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.17.3. There is an out-of-bounds read or a divide-by-zero error for an incorrect user_block_count in a corrupted f2fs image, leading to a denial of service (BUG).","published":"2018-07-03T10:29:00.000Z","lastModified":"2026-06-17T01:38:51.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"cwe":["CWE-125","CWE-369"],"affected":["linux/linux kernel"],"epss":{"score":0.01791,"percentile":0.78261,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.03544,"percentile":0.88789},{"date":"2026-09-22","score":0.01791,"percentile":0.77405}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.79%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html","source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html","source":"cve@mitre.org"},{"url":"https://bugzilla.kernel.org/show_bug.cgi?id=200171","tags":["Issue Tracking"],"source":"cve@mitre.org"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9dc956b2c8523aed39d1e6508438be9fea28c8fc","source":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html","source":"cve@mitre.org"},{"url":"https://seclists.org/bugtraq/2019/Jan/52","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3932-1/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/3932-2/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4094-1/","source":"cve@mitre.org"},{"url":"https://usn.ubuntu.com/4118-1/","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.kernel.org/show_bug.cgi?id=200171","tags":["Issue Tracking"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9dc956b2c8523aed39d1e6508438be9fea28c8fc","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2019/Jan/52","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3932-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3932-2/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4094-1/","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/4118-1/","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-13097","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}