{"id":"ALPINE-CVE-2018-6798","details":"An issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.","modified":"2025-12-03T22:43:50.592679Z","published":"2018-04-17T20:29:00.580Z","upstream":["CVE-2018-6798"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2018-6798"}],"affected":[{"package":{"name":"perl","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.12","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.13","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.14","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.15","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"versions":["5.10.0-r0","5.10.0-r1","5.10.1-r0","5.10.1-r1","5.10.1-r2","5.12.1-r0","5.12.2-r0","5.12.2-r1","5.12.3-r0","5.14.0-r0","5.14.1-r0","5.14.2-r0","5.14.2-r1","5.16.0-r0","5.16.1-r0","5.16.2-r0","5.16.3-r0","5.18.0-r0","5.18.1-r0","5.18.2-r0","5.20.0-r0","5.20.1-r0","5.20.2-r0","5.20.2-r1","5.22.0-r0","5.22.1-r0","5.22.2-r0","5.24.0-r0","5.24.0-r1","5.24.0-r2","5.24.1-r0","5.24.1-r1","5.24.1-r2","5.26.0-r0","5.26.1-r0","5.26.1-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2018-6798.json"}},{"package":{"name":"perl","ecosystem":"Alpine:v3.16","purl":"pkg:apk/alpine/perl?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.2-r0"}]}],"v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