{"id":"OESA-2026-3811","summary":"nano security update","details":"Nano is a tiny GNU editor\r\n\r\nSecurity Fix(es):\n\nA flaw was found in GNU nano's multi-buffer error message handling. When a user opens multiple files at startup and one triggers an ALERT-level error, a specially crafted filename containing printf format specifiers can be reinterpreted. This format string vulnerability may allow an attacker to achieve stack information disclosure, cause a denial of service (crash), or potentially perform arbitrary memory writes.(CVE-2026-6390)","modified":"2026-09-13T16:45:41.769015164Z","published":"2026-09-14T16:34:35Z","upstream":["CVE-2026-6390"],"database_specific":{"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3811"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6390"}],"affected":[{"package":{"name":"nano","ecosystem":"openEuler:22.03-LTS-SP4","purl":"pkg:rpm/openEuler/nano&distro=openEuler-22.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.0-2.oe2203sp4"}]}],"ecosystem_specific":{"src":["nano-8.0-2.oe2203sp4.src.rpm"],"x86_64":["nano-8.0-2.oe2203sp4.x86_64.rpm","nano-debuginfo-8.0-2.oe2203sp4.x86_64.rpm","nano-debugsource-8.0-2.oe2203sp4.x86_64.rpm"],"aarch64":["nano-8.0-2.oe2203sp4.aarch64.rpm","nano-debuginfo-8.0-2.oe2203sp4.aarch64.rpm","nano-debugsource-8.0-2.oe2203sp4.aarch64.rpm"],"noarch":["nano-help-8.0-2.oe2203sp4.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-3811.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:H"}]}