{"id":"RLSA-2026:55440","summary":"Moderate: glib2 security update","details":"GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main loop implementation, and a large set of utility functions for strings and common data structures.\n\nSecurity Fix(es):\n\n* glib: buffer over-read in glib/gvariant-serialiser.c via gvs_tuple_is_normal() (CVE-2026-58010)\n\n* glib: out-of-bounds read in glib/gdatetime.c:g_date_time_get_ymd via invalid GDateTime (CVE-2026-58011)\n\n* glib: buffer over-read in g_regex_replace() via glib/gregex.c:string_append() and g_utf8_next_char() (CVE-2026-58012)\n\n* glib: buffer over-read in glib/giochannel.c via \"g_io_channel_read_line_backend\" (CVE-2026-58013)\n\n* glib: off-by-one error in glib/gkeyfile.c via \"g_key_file_get_locale_string_list\" (CVE-2026-58014)\n\n* glib: path traversal in glib/gio/gdbusauthmechanismsha1.c via keyring_lookup_entry and mechanism_client_data_receive (CVE-2026-58015)\n\n* GDBusServer: glib2: GDBusServer pre-authentication DoS via unbounded SASL line buffering (CVE-2026-15588)\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":"2026-08-17T18:30:03.411662332Z","published":"2026-08-17T18:03:57.407277Z","upstream":["CVE-2026-15588","CVE-2026-58010","CVE-2026-58011","CVE-2026-58012","CVE-2026-58013","CVE-2026-58014","CVE-2026-58015"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:55440"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:55440"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492243"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492245"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492247"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492248"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492255"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492256"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2499675"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:55440"}],"affected":[{"package":{"name":"glib2","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/glib2?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.68.4-19.el9_8.9"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:55440.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}