glib: path traversal in glib/gio/gdbusauthmechanismsha1.c via keyring_lookup_entry and mechanism_client_data_receive

A flaw was found in GLib. The D-Bus client-side implementation of the DBUSCOOKIESHA1 SASL authentication mechanism does not validate the cookiecontext parameter received from the server. A malicious D-Bus server can supply a cookiecontext containing path traversal sequences, causing the client to...

CVE-2021-3560

Polkit D-Bus Authentication Bypass Exploit A vulnerability exists within the polkit system service that can be leveraged by a local, unprivileged attacker to perform privileged operations. In order to leverage the vulnerability, the attacker invokes a method over D-Bus and kills the client proces...

glib2 security update

2.80.4-22 - Fix CVE-2026-16118: heap-buffer-overflow in xdgmime byte-swap 2.80.4-21 - Fix CVE-2026-15588: limit D-Bus auth line read length 2.80.4-20 - Fix CVE-2026-58011: range validation in gdatetimeaddfull 2.80.4-19 - Fix CVE-2026-58012: buffer overflow in gregex.c with GREGEXRAW 2.80.4-18 - F...

glib2 security update

2.68.4-19.9 - Fix CVE-2026-15588: limit D-Bus auth line read length 2.68.4-19.8 - Fix CVE-2026-58010: off-by-one in GVariant tuple offset checking - Resolves: RHEL-212157 2.68.4-19.7 - Fix CVE-2026-58012: buffer overflow in gregex.c with GREGEXRAW - Resolves: RHEL-212217 2.68.4-19.6 - Fix...