{"id":"RLSA-2026:59133","summary":"Important: gstreamer1-plugins-good security update","details":"GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-good packages contain a collection of well-supported plug-ins of good quality and under the LGPL license.\n\nSecurity Fix(es):\n\n* gstreamer: GStreamer: Remote Code Execution via MRF file parsing heap-based buffer overflow (CVE-2026-18296)\n\n* gstreamer: GStreamer: Remote code execution via heap-based buffer overflow in PNG file parsing (CVE-2026-18298)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-08-26T01:10:34.865445162Z","published":"2026-08-25T12:07:46.973584Z","upstream":["CVE-2026-18296","CVE-2026-18298"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:59133"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:59133"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2520590"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2520580"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:59133"}],"affected":[{"package":{"name":"gstreamer1-plugins-good","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/gstreamer1-plugins-good?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.26.7-2.el10_2.7"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:59133.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}