{"id":"MGASA-2021-0187","aliases":[],"status":"published","title":"Updated gstreamer1.0 packages fix security vulnerabilities","description":"GStreamer before 1.18.4 might access already-freed memory in error code\npaths when demuxing certain malformed Matroska files (SA-2021-0002).\n\nGStreamer before 1.18.4 might cause heap corruption when parsing certain\nmalformed Matroska files (SA-2021-0003).\n\nGStreamer before 1.18.4 might do an out-of-bounds read when handling\ncertain RealMedia files or streams (SA-2021-0004).\n\nGStreamer before 1.18.4 might cause stack corruptions with streams that\nhave more than 64 audio channels (SA-2021-0005).\n\nIt might be possible for a malicious third party to trigger a crash in\nthe application, but possibly also an arbitrary code execution with the\nprivileges of the target user.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-04-15T19:03:58Z","modified":"2026-04-16T04:25:18Z","fixes":[{"ecosystem":"Mageia:7","package":"gstreamer1.0-libav","fixed_in":["1.16.0-1.1.mga7"],"sources":["osv"]},{"ecosystem":"Mageia:7","package":"gstreamer1.0-plugins-good","fixed_in":["1.16.0-1.1.mga7"],"sources":["osv"]},{"ecosystem":"Mageia:7","package":"gstreamer1.0-plugins-ugly","fixed_in":["1.16.0-1.1.mga7","1.16.0-1.1.mga7.tainted"],"sources":["osv"]},{"ecosystem":"Mageia:8","package":"gstreamer1.0-libav","fixed_in":["1.18.3-1.1.mga8"],"sources":["osv"]},{"ecosystem":"Mageia:8","package":"gstreamer1.0-plugins-good","fixed_in":["1.18.3-1.2.mga8"],"sources":["osv"]},{"ecosystem":"Mageia:8","package":"gstreamer1.0-plugins-ugly","fixed_in":["1.18.3-1.1.mga8","1.18.3-1.1.mga8.tainted"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Mageia:7","package":"gstreamer1.0-libav","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.0-1.1.mga7"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"gstreamer1.0-plugins-good","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.0-1.1.mga7"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"gstreamer1.0-plugins-ugly","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.0-1.1.mga7"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"gstreamer1.0-plugins-ugly","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.0-1.1.mga7.tainted"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"gstreamer1.0-libav","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3-1.1.mga8"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"gstreamer1.0-plugins-good","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3-1.2.mga8"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"gstreamer1.0-plugins-ugly","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3-1.1.mga8"}]}]},{"source":"osv","ecosystem":"Mageia:8","package":"gstreamer1.0-plugins-ugly","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.18.3-1.1.mga8.tainted"}]}]}],"references":[{"url":"https://advisories.mageia.org/MGASA-2021-0187.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=28685","tags":["report"]},{"url":"https://gstreamer.freedesktop.org/security/sa-2021-0002.html","tags":["web"]},{"url":"https://gstreamer.freedesktop.org/security/sa-2021-0003.html","tags":["web"]},{"url":"https://gstreamer.freedesktop.org/security/sa-2021-0004.html","tags":["web"]},{"url":"https://gstreamer.freedesktop.org/security/sa-2021-0005.html","tags":["web"]},{"url":"https://gstreamer.freedesktop.org/releases/1.18/#1.18.4","tags":["web"]}],"sources":{"osv":[{"id":"MGASA-2021-0187","title":"Updated gstreamer1.0 packages fix security vulnerabilities","description":"GStreamer before 1.18.4 might access already-freed memory in error code\npaths when demuxing certain malformed Matroska files (SA-2021-0002).\n\nGStreamer before 1.18.4 might cause heap corruption when parsing certain\nmalformed Matroska files (SA-2021-0003).\n\nGStreamer before 1.18.4 might do an out-of-bounds read when handling\ncertain RealMedia files or streams (SA-2021-0004).\n\nGStreamer before 1.18.4 might cause stack corruptions with streams that\nhave more than 64 audio channels (SA-2021-0005).\n\nIt might be possible for a malicious third party to trigger a crash in\nthe application, but possibly also an arbitrary code execution with the\nprivileges of the target user.\n","status":"published","published":"2021-04-15T19:03:58Z","modified":"2026-04-16T04:25:18.632114Z","updated_at":"2026-11-02T15:49:41.509337Z"}]}}