{"id":"openSUSE-SU-2026:21400-1","summary":"Security update for radvd","details":"This update for radvd fixes the following issue\n\n - CVE-2026-48715: crafted ICMPv6 Router Advertisement can lead to a stack-based buffer overflow (bsc#1268641).\n\nChanges for radvd:\n\n- Update to version 2.21.\n  * feat: RFC8319 support: Increase max AdvDefaultLifetime and MaxRtrAdvInterval.\n  * feat: Add DHCPv6-PD preferred flag.\n  * fix: improve file checks for procfs knobs.\n  * feat: allow libc strlcpy.\n  * fix: make libcheck fatal if missing with --with-check.\n  * refactor: make drop_root_privileges reusable.\n  * fix: support incoming jumbo packets.\n  * Avoid libbsd header with libc strlcpy.\n","modified":"2026-07-24T18:24:29.806947549Z","published":"2026-07-21T15:16:48Z","related":["CVE-2026-48715"],"upstream":["CVE-2026-48715"],"references":[{"type":"ADVISORY"},{"type":"REPORT","url":"https://bugzilla.suse.com/1268641"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2026-48715"}],"affected":[{"package":{"name":"radvd","ecosystem":"openSUSE:Leap 16.0","purl":"pkg:rpm/opensuse/radvd&distro=openSUSE%20Leap%2016.0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.21-160000.1.1"}]}],"ecosystem_specific":{"binaries":[{"radvd":"2.21-160000.1.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:21400-1.json"}}],"schema_version":"1.7.5"}