{"id":"ALPINE-CVE-2020-27795","details":"A segmentation fault was discovered in radare2 with adf command. In libr/core/cmd_anal.c, when command \"adf\" has no or wrong argument, anal_fcn_data (core, input + 1) --\u003e RAnalFunction *fcn = r_anal_get_fcn_in (core-\u003eanal, core-\u003eoffset, -1); returns null pointer for fcn causing segmentation fault later in ensure_fcn_range (fcn).","modified":"2026-11-03T06:32:37.259090344Z","published":"2022-08-19T23:15:08.487Z","upstream":["CVE-2020-27795"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2020-27795"}],"affected":[{"package":{"name":"radare2","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}},{"package":{"name":"radare2","ecosystem":"Alpine:v3.24","purl":"pkg:apk/alpine/radare2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2020-27795.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}