{"action":"Upgrade libyang to 1.0.184-r1 or later.","affected":[{"fixed":"1.0.184-r1","introduced":"0"}],"component":"libyang","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.13","exploited":false,"fixed_versions":["1.0.184-r1"],"id":"tcs_01M6GV9FX5VBYGFQYN16Q8Y683","modified_at":"2026-11-03T06:32:38.927686685Z","published_at":"2021-05-20T19:15:07.673Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-28904","https://security.alpinelinux.org/vuln/CVE-2021-28904"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-28904","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-28904"}],"summary":"In function ext_get_plugin() in libyang <= v1.0.225, it doesn't check whether the value of revision is NULL. If revision is NULL, the operation of strcmp(revision, ext_plugins[u].revision) will lead t"}