{"schema_version": "1.7.0", "id": "RLSA-2026:55440", "modified": "2026-08-17T18:09:13.625752Z", "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"], "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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"}], "affected": [{"package": {"ecosystem": "Rocky Linux:9", "name": "glib2", "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"}}]}], "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"}], "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-2026:55440"}}