{"id":"CVE-2021-37600","title":"An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file","summary":"An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cwe":["CWE-190"],"vendor":"kernel","product":"util-linux","affected":["util-linux <= 2.37.1","ontap_select_deploy_administration_utility"],"published":"2021-07-30","updated":"2026-10-14","sourceUpdated":"2026-10-14T12:17:15.117","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2021-37600","references":[{"url":"https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c","label":"cve@mitre.org"},{"url":"https://github.com/karelzak/util-linux/issues/1395","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html","label":"cve@mitre.org"},{"url":"https://security.gentoo.org/glsa/202401-08","label":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20210902-0002/","label":"cve@mitre.org"},{"url":"https://github.com/karelzak/util-linux/commit/1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/karelzak/util-linux/issues/1395","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2024/04/msg00005.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/202401-08","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20210902-0002/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-398330.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd"],"epss":0.00661,"epssPercentile":0.50298,"ingestedAt":"2026-10-14T12:29:10.823Z","slug":"CVE-2021-37600","body":"## Overview\n\nAn integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.\n\n## Affected\n\n- `util-linux <= 2.37.1`\n- `ontap_select_deploy_administration_utility`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}