{"id":"ALPINE-CVE-2019-20421","details":"In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.","modified":"2025-11-19T06:15:40.472190Z","published":"2020-01-27T05:15:10.453Z","upstream":["CVE-2019-20421"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2019-20421"}],"affected":[{"package":{"name":"exiv2","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/exiv2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.27.2-r3"}]}],"versions":["0.21-r0","0.21.1-r0","0.21.1-r1","0.22-r0","0.23-r0","0.24-r0","0.24-r1","0.25-r0","0.26-r0","0.27.2-r0","0.27.2-r1","0.27.2-r2"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2019-20421.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"}]}