{"id":"RLSA-2026:47103","summary":"Important: libXfont2 security update","details":"X.Org X11 libXfont2 runtime library\n\nSecurity Fix(es):\n\n* libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001)\n\n* libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002)\n\n* libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003)\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":"2026-07-29T06:30:07.043812858Z","published":"2026-07-29T06:01:13.165159Z","upstream":["CVE-2026-56001","CVE-2026-56002","CVE-2026-56003"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:47103"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2496640"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2496641"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2496642"}],"affected":[{"package":{"name":"libXfont2","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/libXfont2?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.0.3-2.el8_10.1"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:47103.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}