{"schemaVersion":3,"id":"RHSA-2026:67886","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Red Hat Security Advisory: coreutils security update","dates":{"published":"2026-09-17T10:18:05.000Z","modified":"2026-10-14T10:27:47.000Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.1,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","computed":true,"selection":"version-preference"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Red hat","score":6.1,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H","exploitability":4.6,"impact":7,"computed":true}]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"redhat","product":"coreutils","name":"coreutils","label":"coreutils","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/coreutils","purlType":"rpm","versions":[{"text":"< 0:9.5-8.el10_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:9.5-8.el10_2.1","eol":null,"hubHref":null},{"vendor":"redhat","product":"coreutils-debuginfo","name":"coreutils-debuginfo","label":"coreutils-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/coreutils-debuginfo","purlType":"rpm","versions":[{"text":"< 0:9.5-8.el10_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:9.5-8.el10_2.1","eol":null,"hubHref":null},{"vendor":"redhat","product":"coreutils-debugsource","name":"coreutils-debugsource","label":"coreutils-debugsource","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/coreutils-debugsource","purlType":"rpm","versions":[{"text":"< 0:9.5-8.el10_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:9.5-8.el10_2.1","eol":null,"hubHref":null},{"vendor":"redhat","product":"coreutils-single","name":"coreutils-single","label":"coreutils-single","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/coreutils-single","purlType":"rpm","versions":[{"text":"< 0:9.5-8.el10_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:9.5-8.el10_2.1","eol":null,"hubHref":null},{"vendor":"redhat","product":"coreutils-single-debuginfo","name":"coreutils-single-debuginfo","label":"coreutils-single-debuginfo","ecosystem":"Red Hat","cpePart":null,"purl":"pkg:rpm/redhat/coreutils-single-debuginfo","purlType":"rpm","versions":[{"text":"< 0:9.5-8.el10_2.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0:9.5-8.el10_2.1","eol":null,"hubHref":null}],"affectedCount":5,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:67886","label":"access.redhat.com/errata/RHSA-2026:67886","hostname":"access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","label":"access.redhat.com/security/updates/classification/","hostname":"access.redhat.com","tags":["ARTICLE"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2506691","label":"bugzilla.redhat.com/show_bug.cgi?id=2506691","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2506694","label":"bugzilla.redhat.com/show_bug.cgi?id=2506694","hostname":"bugzilla.redhat.com","tags":["REPORT"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_67886.json","label":"security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_67886.json","hostname":"security.access.redhat.com","tags":["Advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-56391","label":"access.redhat.com/security/cve/CVE-2026-56391","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-56391","label":"www.cve.org/CVERecord?id=CVE-2026-56391","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56391","label":"nvd.nist.gov/vuln/detail/CVE-2026-56391","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://cert.pl/en/posts/2026/07/CVE-2026-56391","label":"cert.pl/en/posts/2026/07/CVE-2026-56391","hostname":"cert.pl","tags":["ARTICLE"]},{"url":"https://git.savannah.gnu.org/cgit/coreutils.git/","label":"git.savannah.gnu.org/cgit/coreutils.git/","hostname":"git.savannah.gnu.org","tags":["ARTICLE"]},{"url":"https://git.savannah.gnu.org/cgit/coreutils.git/commit/?id=d64e35a8a4c0e4608321433e0d84d917e4e36371","label":"git.savannah.gnu.org/cgit/coreutils.git/commit/?id=d64e35a8a4c0e4608321433e0d84d917e4e36371","hostname":"git.savannah.gnu.org","tags":["ARTICLE"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-56392","label":"access.redhat.com/security/cve/CVE-2026-56392","hostname":"access.redhat.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-56392","label":"www.cve.org/CVERecord?id=CVE-2026-56392","hostname":"www.cve.org","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-56392","label":"nvd.nist.gov/vuln/detail/CVE-2026-56392","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://git.savannah.gnu.org/cgit/coreutils.git/commit/?id=b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d","label":"git.savannah.gnu.org/cgit/coreutils.git/commit/?id=b60a159fdc5bfcf9988d3a4cb6f53abe8ad5d35d","hostname":"git.savannah.gnu.org","tags":["ARTICLE"]}],"lineage":{"upstream":["CVE-2026-56391","CVE-2026-56392"],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-17T10:18:05.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-14T10:27:47.000Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":24,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T11:01:12.758Z","stale":false,"partial":false}}