{"action":"Upgrade pjproject to 2.12-r0 or later.","affected":[{"fixed":"2.12-r0","introduced":"0"}],"component":"pjproject","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.19","exploited":false,"fixed_versions":["2.12-r0"],"id":"tcs_01M5NDHQVMFK3P9KS539JD46SM","modified_at":"2026-10-23T17:17:56.224511972Z","published_at":"2021-12-27T18:15:07.460Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2021-43845","https://security.alpinelinux.org/vuln/CVE-2021-43845"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2021-43845#Alpine:v3.19/pjproject","url":"https://osv.dev/vulnerability/ALPINE-CVE-2021-43845"}],"summary":"PJSIP is a free and open source multimedia communication library. In version 2.11.1 and prior, if incoming RTCP XR message contain block, the data field is not checked against the received packet size"}