{"id":"ALPINE-CVE-2018-16843","details":"nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive memory consumption. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the 'http2' option of the 'listen' directive is used in a configuration file.","modified":"2025-12-03T22:43:37.844092Z","published":"2018-11-07T14:29:00.777Z","upstream":["CVE-2018-16843"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-16843"}],"affected":[{"package":{"name":"nginx","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/nginx?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.1-r0"}]}],"versions":["0.8.53-r0","0.8.54-r0","0.8.54-r1","1.0.11-r0","1.0.11-r1","1.0.14-r0","1.0.15-r0","1.0.4-r0","1.0.4-r1","1.0.5-r0","1.10.0-r0","1.10.1-r0","1.10.1-r1","1.10.1-r2","1.10.1-r3","1.10.1-r4","1.10.1-r5","1.10.1-r6","1.10.1-r7","1.10.1-r8","1.10.1-r9","1.10.2-r0","1.10.2-r1","1.10.3-r0","1.10.3-r1","1.10.3-r2","1.10.3-r3","1.10.3-r4","1.10.3-r5","1.12.0-r0","1.12.0-r1","1.12.0-r2","1.12.1-r0","1.12.1-r1","1.12.1-r2","1.12.1-r3","1.12.2-r0","1.12.2-r1","1.12.2-r2","1.12.2-r3","1.12.2-r4","1.12.2-r5","1.12.2-r6","1.14.0-r0","1.14.0-r1","1.14.0-r2","1.2.2-r0","1.2.3-r0","1.2.4-r0","1.2.5-r0","1.2.6-r0","1.2.7-r0","1.2.8-r0","1.4.0-r0","1.4.0-r1","1.4.1-r0","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.3-r1","1.4.4-r0","1.4.4-r1","1.4.4-r2","1.4.5-r0","1.4.6-r0","1.4.7-r0","1.6.0-r0","1.6.0-r1","1.6.0-r2","1.6.0-r3","1.6.1-r0","1.6.1-r1","1.6.2-r0","1.6.2-r1","1.6.2-r2","1.6.2-r3","1.6.3-r0","1.8.0-r0","1.8.0-r1","1.8.0-r2","1.8.0-r3","1.8.1-r0","1.8.1-r1","1.9.11-r0","1.9.14-r0","1.9.14-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-16843.json"}},{"package":{"name":"nginx","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/nginx?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.1-r0"}]}],"versions":["0.8.53-r0","0.8.54-r0","0.8.54-r1","1.0.11-r0","1.0.11-r1","1.0.14-r0","1.0.15-r0","1.0.4-r0","1.0.4-r1","1.0.5-r0","1.10.0-r0","1.10.1-r0","1.10.1-r1","1.10.1-r2","1.10.1-r3","1.10.1-r4","1.10.1-r5","1.10.1-r6","1.10.1-r7","1.10.1-r8","1.10.1-r9","1.10.2-r0","1.10.2-r1","1.10.3-r0","1.10.3-r1","1.10.3-r2","1.10.3-r3","1.10.3-r4","1.10.3-r5","1.12.0-r0","1.12.0-r1","1.12.0-r2","1.12.1-r0","1.12.1-r1","1.12.1-r2","1.12.1-r3","1.12.2-r0","1.12.2-r1","1.12.2-r2","1.12.2-r3","1.12.2-r4","1.12.2-r5","1.12.2-r6","1.14.0-r0","1.14.0-r1","1.14.0-r2","1.2.2-r0","1.2.3-r0","1.2.4-r0","1.2.5-r0","1.2.6-r0","1.2.7-r0","1.2.8-r0","1.4.0-r0","1.4.0-r1","1.4.1-r0","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.3-r1","1.4.4-r0","1.4.4-r1","1.4.4-r2","1.4.5-r0","1.4.6-r0","1.4.7-r0","1.6.0-r0","1.6.0-r1","1.6.0-r2","1.6.0-r3","1.6.1-r0","1.6.1-r1","1.6.2-r0","1.6.2-r1","1.6.2-r2","1.6.2-r3","1.6.3-r0","1.8.0-r0","1.8.0-r1","1.8.0-r2","1.8.0-r3","1.8.1-r0","1.8.1-r1","1.9.11-r0","1.9.14-r0","1.9.14-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-16843.json"}},{"package":{"name":"nginx","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/nginx?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.1-r0"}]}],"versions":["0.8.53-r0","0.8.54-r0","0.8.54-r1","1.0.11-r0","1.0.11-r1","1.0.14-r0","1.0.15-r0","1.0.4-r0","1.0.4-r1","1.0.5-r0","1.10.0-r0","1.10.1-r0","1.10.1-r1","1.10.1-r2","1.10.1-r3","1.10.1-r4","1.10.1-r5","1.10.1-r6","1.10.1-r7","1.10.1-r8","1.10.1-r9","1.10.2-r0","1.10.2-r1","1.10.3-r0","1.10.3-r1","1.10.3-r2","1.10.3-r3","1.10.3-r4","1.10.3-r5","1.12.0-r0","1.12.0-r1","1.12.0-r2","1.12.1-r0","1.12.1-r1","1.12.1-r2","1.12.1-r3","1.12.2-r0","1.12.2-r1","1.12.2-r2","1.12.2-r3","1.12.2-r4","1.12.2-r5","1.12.2-r6","1.14.0-r0","1.14.0-r1","1.14.0-r2","1.2.2-r0","1.2.3-r0","1.2.4-r0","1.2.5-r0","1.2.6-r0","1.2.7-r0","1.2.8-r0","1.4.0-r0","1.4.0-r1","1.4.1-r0","1.4.2-r0","1.4.2-r1","1.4.3-r0","1.4.3-r1","1.4.4-r0","1.4.4-r1","1.4.4-r2","1.4.5-r0","1.4.6-r0","1.4.7-r0","1.6.0-r0","1.6.0-r1","1.6.0-r2","1.6.0-r3","1.6.1-r0","1.6.1-r1","1.6.2-r0","1.6.2-r1","1.6.2-r2","1.6.2-r3","1.6.3-r0","1.8.0-r0","1.8.0-r1","1.8.0-r2","1.8.0-r3","1.8.1-r0","1.8.1-r1","1.9.11-r0","1.9.14-r0","1.9.14-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-16843.json"}},{"package":{"name":"nginx","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/nginx?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.1-r0"}]}],"versions":["0.8.53-r0","0.8.54-r0","0.8.54-r1","1.0.11-r0","1.0.11-r1","1.0.14-r0","1.0.15-r0","1.0.4-r0","1.0.4-r1","1.0.5-r0","1.10.0-r0","1.10.1-r0","1.10.1-r1","1.10.1-r2","1.10.1-r3","1.10.1-r4","1.10.1-r5","1.10.1-r6","1.10.1-r7","1.10.1-r8","1.10.1-r9","1.10.2-r0","1.10.2-r1","1.10.3-r0","1.10.3-r1","1.10.3-r2","1.10.3-r3","1.10.3-r4","1.10.3-r5","1.12.0-r0","1.12.0-r1","1.12.0-r2","1.12.1-r0","1.12.1-r1","1.12.1-r2","1.12.1-r3","1.12.2-r0","1.12.2-r1","1.12.2-r2","1.12.2-r3","1.12.2-r4","1.12.2-r5","1.12.2-r6","1.14.0-r0","1.14.0-r1","1.14.0-r2","1.2.2-r0","1.2.3-r0","1.2.4-r0","1.2.5-r0","1.2.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