{"id":"CVE-2024-34161","aliases":["ALPINE-CVE-2024-34161","BELL-CVE-2024-34161","BIT-nginx-2024-34161","BIT-nginx-gateway-2024-34161","DEBIAN-CVE-2024-34161","EUVD-2024-34667"],"status":"published","title":"NGINX HTTP/3 QUIC vulnerability","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00867,"percentile":0.58978,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-416"],"published":"2024-05-29T16:02:05Z","modified":"2026-11-02T12:02:21Z","fixes":[{"ecosystem":"Bitnami","package":"nginx","fixed_in":["1.26.1"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"nginx-gateway","fixed_in":["1.26.1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"nginx","fixed_in":["1.26.0-2"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"nginx","fixed_in":["1.26.0-2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"nginx","ranges":[{"type":"SEMVER","events":[{"introduced":"1.25.0"},{"fixed":"1.26.1"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"nginx-gateway","ranges":[{"type":"SEMVER","events":[{"introduced":"1.25.0"},{"fixed":"1.26.1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"nginx","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.0-2"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"nginx","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.26.0-2"}]}]}],"products":[{"vendor":"f5","product":"nginx"},{"vendor":"f5","product":"nginx open source"},{"vendor":"f5","product":"nginx plus"},{"vendor":"f5","product":"nginx_open_source"},{"vendor":"f5","product":"nginx_plus"},{"vendor":"fedoraproject","product":"fedora"}],"references":[{"url":"https://my.f5.com/manage/s/article/K000139627","tags":["vendor-advisory","x_transferred","Vendor Advisory","advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R7RPLWC35WHEUFCGKNFG62ESNID25TEZ/","tags":["x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2024/05/30/4","tags":["x_transferred","Mailing List","discussion","article"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MLAOKJWDALQZBIV3WKGPJ6T5Z56D3PRD/","tags":["x_transferred","Third Party Advisory","advisory"]},{"url":"https://security.alpinelinux.org/vuln/CVE-2024-34161","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2024-34161","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-34161","tags":["web"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-34161","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-34161","title":"NGINX HTTP/3 QUIC vulnerability","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-05-29T16:02:05.696Z","modified":"2025-02-13T17:52:28.046Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:34:23.193864Z"}],"euvd":[{"id":"EUVD-2024-34667","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-05-29T16:02:05Z","modified":"2025-02-13T17:52:28Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T20:53:31.829035Z"}],"nvd":[{"id":"CVE-2024-34161","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-05-29T16:15:10.27Z","modified":"2026-06-17T07:33:01.003Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:10:02.520903Z"}],"osv":[{"id":"ALPINE-CVE-2024-34161","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"withdrawn","published":"2024-05-29T16:15:10.27Z","modified":"2026-07-14T08:03:31.996802846Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:27:49.709457Z"},{"id":"BELL-CVE-2024-34161","title":"CVE-2024-34161 does not affect BellSoft software","status":"withdrawn","published":"2024-05-31T05:56:51.416315Z","modified":"2026-01-26T09:46:47.321057Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:28:19.923987Z"},{"id":"CVE-2024-34161","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-05-29T16:15:10.27Z","modified":"2026-10-24T10:30:35.731939312Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:40.391953Z"},{"id":"DEBIAN-CVE-2024-34161","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-05-29T16:15:10.27Z","modified":"2026-11-02T12:02:21.061740707Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:42.530184Z"},{"id":"BIT-nginx-2024-34161","title":"NGINX HTTP/3 QUIC vulnerability","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2024-06-04T09:49:32.908Z","modified":"2026-09-08T08:48:16.85683657Z","updated_at":"2026-11-02T15:28:34.007508Z"},{"id":"BIT-nginx-gateway-2024-34161","title":"NGINX HTTP/3 QUIC vulnerability","description":"When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module and the network infrastructure supports a Maximum Transmission Unit (MTU) of 4096 or greater without fragmentation, undisclosed QUIC packets can cause NGINX worker processes to leak previously freed memory.","status":"published","published":"2025-12-03T11:44:27.013Z","modified":"2026-09-08T08:48:16.052925154Z","updated_at":"2026-11-02T15:28:34.007508Z"}]}}