{"id":"CVE-2021-32558","details":"An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur.","modified":"2026-07-08T05:59:40.981110226Z","published":"2021-07-30T14:15:16.910Z","database_specific":{"unresolved_ranges":[{"cpes":["cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"9.0"},{"last_affected":"9.0"},{"introduced":"11.0"},{"last_affected":"11.0"}],"source":"CPE_STRING","vendor_product":"debian:debian_linux"}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/08/msg00005.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2021/dsa-4999"},{"type":"FIX","url":"http://packetstormsecurity.com/files/163639/Asterisk-Project-Security-Advisory-AST-2021-008.html"},{"type":"FIX","url":"http://seclists.org/fulldisclosure/2021/Jul/49"},{"type":"FIX","url":"https://downloads.asterisk.org/pub/security/AST-2021-008.html"},{"type":"FIX","url":"https://issues.asterisk.org/jira/browse/ASTERISK-29392"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/asterisk/asterisk","events":[{"introduced":"85335355efb2d7914a1fe20ed31afcef15fd210c"},{"fixed":"4b05b9b4a8472c8f5703d53d29f692c04c1fce98"},{"introduced":"a65908f83e2f17a3aca7eb39c8e06045aca02674"},{"fixed":"faac96f75aa728925a7af0eed3fe3339cec80628"},{"introduced":"5ffe12b6ef30cd503f85d75745fd8d9c2cfafe47"},{"fixed":"3e17d375e4778e8c793bdcbf181e9547968997e2"},{"introduced":"2c1bba3cbec008c8ce35c78a2c79f9f207ea58bc"},{"fixed":"226868d1139af566c481265ef9657a1b33aa065e"},{"introduced":"d436f568583184a13aa46349af5a3f0907087b44"},{"last_affected":"91b991f2427bf1f4deb82985b051fc93ee408fda"}],"database_specific":{"extracted_events":[{"introduced":"13.0.0"},{"fixed":"13.38.3"},{"introduced":"16.0.0"},{"fixed":"16.19.1"},{"introduced":"17.0.0"},{"fixed":"17.9.4"},{"introduced":"18.0.0"},{"fixed":"18.15.1"},{"introduced":"16.8-NA"},{"last_affected":"16.8-NA"},{"introduced":"16.8-cert1\\-rc1"},{"last_affected":"16.8-cert1\\-rc1"},{"introduced":"16.8-cert1\\-rc2"},{"last_affected":"16.8-cert1\\-rc2"},{"introduced":"16.8-cert1\\-rc3"},{"last_affected":"16.8-cert1\\-rc3"},{"introduced":"16.8-cert1\\-rc4"},{"last_affected":"16.8-cert1\\-rc4"},{"introduced":"16.8-cert2"},{"last_affected":"16.8-cert2"},{"introduced":"16.8-cert3"},{"last_affected":"16.8-cert3"},{"introduced":"16.8-cert4"},{"last_affected":"16.8-cert4"},{"introduced":"16.8-cert4\\-rc1"},{"last_affected":"16.8-cert4\\-rc1"},{"introduced":"16.8-cert4\\-rc2"},{"last_affected":"16.8-cert4\\-rc2"},{"introduced":"16.8-cert4\\-rc3"},{"last_affected":"16.8-cert4\\-rc3"},{"introduced":"16.8-cert4\\-rc4"},{"last_affected":"16.8-cert4\\-rc4"},{"introduced":"16.8-cert5"},{"last_affected":"16.8-cert5"},{"introduced":"16.8-cert6"},{"last_affected":"16.8-cert6"},{"introduced":"16.8-cert7"},{"last_affected":"16.8-cert7"},{"introduced":"16.8-cert8"},{"last_affected":"16.8-cert8"},{"introduced":"16.8-cert9"},{"last_affected":"16.8-cert9"}],"source":["CPE_RANGE","CPE_STRING"],"cpe":["cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:-:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc1:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc2:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc3:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert1-rc4:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert2:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert3:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert4:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc1:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc2:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc3:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert4-rc4:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert5:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert6:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert7:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert8:*:*:*:*:*:*","cpe:2.3:a:digium:certified_asterisk:16.8:cert9:*:*:*:*:*:*"]}}],"versions":["16.8-NA","16.8-cert1\\-rc1","16.8-cert1\\-rc2","16.8-cert1\\-rc3","16.8-cert1\\-rc4","16.8-cert2","16.8-cert3","16.8-cert4","16.8-cert4\\-rc1","16.8-cert4\\-rc2","16.8-cert4\\-rc3","16.8-cert4\\-rc4","16.8-cert5","16.8-cert6","16.8-cert7","16.8-cert8","16.8-cert9","certified/16.8-cert9","certified/16.8-cert8","certified/16.8-cert7","certified/16.8-cert6","certified/16.8-cert5","certified/16.8-cert4","certified/16.8-cert4-rc4","certified/16.8-cert4-rc3","certified/16.8-cert4-rc2","certified/16.8-cert4-rc1","certified/16.8-cert3","certified/16.8-cert2","certified/16.8-cert1","certified/16.8-cert1-rc5","certified/16.8-cert1-rc4","certified/16.8-cert1-rc3","certified/16.8-cert1-rc2","certified/16.8-cert1-rc1","16.8.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-32558.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}