{"schema_version": "1.7.0", "id": "RLSA-2026:67886", "modified": "2026-09-17T12:13:59.782313Z", "published": "2026-09-17T12:10:28.765909Z", "upstream": ["CVE-2026-56391", "CVE-2026-56392"], "summary": "Moderate: coreutils security update", "details": "The coreutils packages contain the GNU Core Utilities and represent a combination of the previously used GNU fileutils, sh-utils, and textutils packages.\n\nSecurity Fix(es):\n\n* coreutils: GNU coreutils uniq: Denial of Service and information disclosure via out-of-bounds read with multibyte input (CVE-2026-56391)\n\n* coreutils: GNU coreutils unexpand: Denial of Service via crafted tab stop values (CVE-2026-56392)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "coreutils", "purl": "pkg:rpm/rocky-linux/coreutils?distro=rocky-linux-10&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:9.5-8.el10_2.1"}], "database_specific": {"yum_repository": "BaseOS"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:67886"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2506691"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2506694"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:67886"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:67886"}}