{"schema_version": "1.7.0", "id": "RLSA-2026:59133", "modified": "2026-08-25T12:10:46.514595Z", "published": "2026-08-25T12:07:46.973584Z", "upstream": ["CVE-2026-18296", "CVE-2026-18298"], "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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:10", "name": "gstreamer1-plugins-good", "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"}}]}], "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"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:59133"}}