{"id":"RLSA-2026:88207","summary":"Important: iperf3 security update","details":"Iperf is a tool which can measure maximum TCP bandwidth and tune various parameters and UDP characteristics. Iperf reports bandwidth, delay jitter, and data-gram loss.\n\nSecurity Fix(es):\n\n* iperf3: iperf3: Denial of Service via UDP receive worker infinite loop (CVE-2026-102253)\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":"2026-10-23T12:45:02.525008332Z","published":"2026-10-23T12:11:02.998013Z","upstream":["CVE-2026-102253"],"database_specific":{"license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:88207","license":"CC-BY-4.0"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:88207"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2543638"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:88207"}],"affected":[{"package":{"name":"iperf3","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/iperf3?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:3.17.1-6.el10_2.2"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:88207.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}