{"id":"USN-8778-1","summary":"gst-plugins-good1.0 vulnerability","details":"It was discovered that GStreamer Good Plugins did not limit the size of\nreassembly buffers when processing fragmented RTP packets. A remote\nattacker could possibly use this issue to cause GStreamer Good Plugins to\nuse excessive resources, leading to a denial of service.","modified":"2026-09-18T01:12:29.678036344Z","published":"2026-09-17T11:47:58Z","related":["UBUNTU-CVE-2026-18649"],"upstream":["CVE-2026-18649","UBUNTU-CVE-2026-18649"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8778-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-18649"}],"affected":[{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=esm-infra-legacy%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.3-1ubuntu0.5+esm2"}]}],"versions":["1.6.0-1ubuntu1","1.6.1-1ubuntu1","1.6.2-1ubuntu1","1.7.1-1ubuntu1","1.7.2-1ubuntu1","1.7.90-1ubuntu1","1.7.91-1ubuntu1","1.8.0-1ubuntu1","1.8.1-1ubuntu0.1","1.8.2-1ubuntu0.1","1.8.2-1ubuntu0.2","1.8.2-1ubuntu0.3","1.8.3-1ubuntu0.3","1.8.3-1ubuntu0.4","1.8.3-1ubuntu0.5","1.8.3-1ubuntu0.5+esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro","binaries":[{"binary_version":"1.8.3-1ubuntu0.5+esm2","binary_name":"gstreamer1.0-plugins-good"},{"binary_name":"gstreamer1.0-pulseaudio","binary_version":"1.8.3-1ubuntu0.5+esm2"},{"binary_version":"1.8.3-1ubuntu0.5+esm2","binary_name":"libgstreamer-plugins-good1.0-0"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2026-18649","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json"}},{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.14.5-0ubuntu1~18.04.3+esm2"}]}],"versions":["1.12.3-1ubuntu1","1.12.4-1ubuntu1","1.13.1-1ubuntu1","1.13.91-1ubuntu1","1.14.0-1ubuntu1","1.14.1-1ubuntu1~ubuntu18.04.1","1.14.4-1ubuntu1~ubuntu18.04.1","1.14.5-0ubuntu1~18.04.1","1.14.5-0ubuntu1~18.04.2","1.14.5-0ubuntu1~18.04.3","1.14.5-0ubuntu1~18.04.3+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"gstreamer1.0-gtk3","binary_version":"1.14.5-0ubuntu1~18.04.3+esm2"},{"binary_name":"gstreamer1.0-plugins-good","binary_version":"1.14.5-0ubuntu1~18.04.3+esm2"},{"binary_version":"1.14.5-0ubuntu1~18.04.3+esm2","binary_name":"gstreamer1.0-pulseaudio"},{"binary_name":"gstreamer1.0-qt5","binary_version":"1.14.5-0ubuntu1~18.04.3+esm2"},{"binary_version":"1.14.5-0ubuntu1~18.04.3+esm2","binary_name":"libgstreamer-plugins-good1.0-0"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"id":"CVE-2026-18649","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=esm-infra%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.3-0ubuntu1.3+esm2"}]}],"versions":["1.16.1-1ubuntu1","1.16.2-1ubuntu1","1.16.2-1ubuntu2","1.16.2-1ubuntu2.1","1.16.3-0ubuntu1","1.16.3-0ubuntu1.1","1.16.3-0ubuntu1.2","1.16.3-0ubuntu1.3","1.16.3-0ubuntu1.3+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.16.3-0ubuntu1.3+esm2","binary_name":"gstreamer1.0-gtk3"},{"binary_name":"gstreamer1.0-plugins-good","binary_version":"1.16.3-0ubuntu1.3+esm2"},{"binary_name":"gstreamer1.0-pulseaudio","binary_version":"1.16.3-0ubuntu1.3+esm2"},{"binary_name":"gstreamer1.0-qt5","binary_version":"1.16.3-0ubuntu1.3+esm2"},{"binary_version":"1.16.3-0ubuntu1.3+esm2","binary_name":"libgstreamer-plugins-good1.0-0"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2026-18649","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json"}},{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.20.3-0ubuntu1.8"}]}],"versions":["1.18.5-1ubuntu2","1.18.5-1ubuntu3","1.20.0-2ubuntu1","1.20.1-1ubuntu1","1.20.3-0ubuntu1","1.20.3-0ubuntu1.1","1.20.3-0ubuntu1.3","1.20.3-0ubuntu1.4","1.20.3-0ubuntu1.5","1.20.3-0ubuntu1.6","1.20.3-0ubuntu1.7"],"ecosystem_specific":{"binaries":[{"binary_name":"gstreamer1.0-gtk3","binary_version":"1.20.3-0ubuntu1.8"},{"binary_name":"gstreamer1.0-plugins-good","binary_version":"1.20.3-0ubuntu1.8"},{"binary_version":"1.20.3-0ubuntu1.8","binary_name":"gstreamer1.0-pulseaudio"},{"binary_name":"gstreamer1.0-qt5","binary_version":"1.20.3-0ubuntu1.8"},{"binary_version":"1.20.3-0ubuntu1.8","binary_name":"libgstreamer-plugins-good1.0-0"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","cves":[{"id":"CVE-2026-18649","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json"}},{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.24.2-1ubuntu1.6"}]}],"versions":["1.22.6-1ubuntu1","1.22.6-1ubuntu2","1.22.8-3ubuntu1","1.22.9-1ubuntu1","1.24.0-1ubuntu5","1.24.0-1ubuntu7","1.24.1-2ubuntu1","1.24.2-1ubuntu1","1.24.2-1ubuntu1.1","1.24.2-1ubuntu1.2","1.24.2-1ubuntu1.3","1.24.2-1ubuntu1.4","1.24.2-1ubuntu1.5"],"ecosystem_specific":{"binaries":[{"binary_name":"gstreamer1.0-gtk3","binary_version":"1.24.2-1ubuntu1.6"},{"binary_version":"1.24.2-1ubuntu1.6","binary_name":"gstreamer1.0-plugins-good"},{"binary_name":"gstreamer1.0-pulseaudio","binary_version":"1.24.2-1ubuntu1.6"},{"binary_version":"1.24.2-1ubuntu1.6","binary_name":"gstreamer1.0-qt5"},{"binary_version":"1.24.2-1ubuntu1.6","binary_name":"gstreamer1.0-qt6"},{"binary_name":"libgstreamer-plugins-good1.0-0","binary_version":"1.24.2-1ubuntu1.6"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"id":"CVE-2026-18649","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json"}},{"package":{"name":"gst-plugins-good1.0","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/gst-plugins-good1.0?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.28.2-2ubuntu0.2"}]}],"versions":["1.26.5-1ubuntu2","1.27.2-1ubuntu1","1.27.90-1ubuntu1","1.28.0-1ubuntu1","1.28.0-1ubuntu3","1.28.1-1ubuntu1","1.28.2-2","1.28.2-2ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"gstreamer1.0-gtk3","binary_version":"1.28.2-2ubuntu0.2"},{"binary_version":"1.28.2-2ubuntu0.2","binary_name":"gstreamer1.0-plugins-good"},{"binary_name":"gstreamer1.0-pulseaudio","binary_version":"1.28.2-2ubuntu0.2"},{"binary_name":"gstreamer1.0-qt5","binary_version":"1.28.2-2ubuntu0.2"},{"binary_name":"gstreamer1.0-qt6","binary_version":"1.28.2-2ubuntu0.2"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:26.04:LTS","cves":[{"id":"CVE-2026-18649","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8778-1.json"}}],"schema_version":"1.9.0"}