{"id":"CVE-2024-45506","details":"HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding (h2_send loop) under a certain set of conditions, as exploited in the wild in 2024.","aliases":["BIT-haproxy-2024-45506"],"modified":"2026-02-24T11:49:48.446954Z","published":"2024-09-04T15:15:14.080Z","related":["CGA-vmg3-3wqg-5297","openSUSE-SU-2024:14307-1"],"references":[{"type":"WEB","url":"http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=c725db17e8416ffb3c1537aea756356228ce5e3c"},{"type":"WEB","url":"http://git.haproxy.org/?p=haproxy-3.0.git%3Ba=commitdiff%3Bh=d636e515453320c6e122c313c661a8ac7d387c7f"},{"type":"WEB","url":"https://www.haproxy.org/"},{"type":"ADVISORY","url":"https://www.haproxy.org/download/3.1/src/CHANGELOG"},{"type":"ADVISORY","url":"https://www.mail-archive.com/haproxy%40formilux.org/msg45280.html"},{"type":"ADVISORY","url":"https://www.mail-archive.com/haproxy%40formilux.org/msg45281.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/haproxy/haproxy","events":[{"introduced":"5590ada4731a1f75004675680b4bdca61fa4c507"},{"fixed":"dec017575d3a18c92e0d112bc8b92e1c557a10b8"},{"introduced":"fddb8c13b6811b3b34eba0ad58d1f5fd5a3c7f60"},{"fixed":"db09cd6ad4655a72326e8a52a7c014781292986b"}]}],"versions":["v3.0.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-45506.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}