{"id":"RLSA-2026:36728","summary":"Low: libtasn1 security update","details":"A library that provides Abstract Syntax Notation One (ASN.1, as specified by the X.680 ITU-T recommendation) parsing and structures management, and Distinguished Encoding Rules (DER, as per X.690) encoding and decoding functions.\n\nSecurity Fix(es):\n\n* libtasn1: libtasn1: Denial of Service via stack-based buffer overflow in asn1_expend_octet_string (CVE-2025-13151)\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.","modified":"2026-07-09T06:30:10.809542355Z","published":"2026-07-09T06:00:16.850158Z","upstream":["CVE-2025-13151"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:36728"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2427698"}],"affected":[{"package":{"name":"libtasn1","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/libtasn1?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.13-6.el8_10"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:36728.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}