{"schema_version": "1.7.0", "id": "RLSA-2026:98490", "modified": "2026-11-13T12:06:24.969573Z", "published": "2026-11-13T12:04:43.442503Z", "upstream": ["CVE-2026-90616", "CVE-2026-96275", "CVE-2026-96280", "CVE-2026-96808", "CVE-2026-97023", "CVE-2026-97024"], "summary": "Important: flatpak security update", "details": "Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux.\n\nSecurity Fix(es):\n\n* flatpak: Flatpak: Arbitrary code execution via missing symlink protection (CVE-2026-90616)\n\n* flatpak: flatpak: Arbitrary write access as root via extra-data extraction (CVE-2026-96275)\n\n* flatpak: flatpak: Buffer overflow in OCI delta stream path names on 32-bit systems (CVE-2026-96280)\n\n* flatpak: Flatpak: Local privilege escalation via symlink traversal in revokefs writer (CVE-2026-96808)\n\n* flatpak: flatpak: Arbitrary file deletion in root context via path traversal in deploy directory export/bin (CVE-2026-97023)\n\n* flatpak: flatpak: Arbitrary write in root context via path traversal in deploy directory files/etc (CVE-2026-97024)\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:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "flatpak", "purl": "pkg:rpm/rocky-linux/flatpak?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:1.12.9-6.el9_9.5"}], "database_specific": {"yum_repository": "AppStream"}}]}, {"package": {"ecosystem": "Rocky Linux:9", "name": "flatpak-debuginfo", "purl": "pkg:rpm/rocky-linux/flatpak-debuginfo?distro=rocky-linux-9&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:1.12.9-6.el9_9.5"}], "database_specific": {"yum_repository": "AppStream"}}]}, 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{"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:98490"}}