CVE-2026-15588 Gdbusserver: glib2: gdbusserver pre-authentication dos via unbounded sasl line buffering

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

CVE-2026-15588

CVE-2026-15588 affects GLib’s GDBus component. The gdbusauth mechanism fails to enforce length limits on data lines read from a client, enabling an unauthenticated attacker to trigger DoS and resource exhaustion by sending extremely long data streams. This can cause excessive memory and CPU consu...

CVE-2026-15588 Gdbusserver: glib2: gdbusserver pre-authentication dos via unbounded sasl line buffering

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

CVE-2026-15588

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

ALSA-2026:42089 Important: glib2 security update

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. Security Fixes: glib: integer underflow in...

ALSA-2026:42063 Important: glib2 security update

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. Security Fixes: glib: integer underflow in...

ALSA-2026:42090 Important: glib2 security update

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. Security Fixes: glib: integer underflow in...

GDBusServer: glib2: GDBusServer pre-authentication DoS via unbounded SASL line buffering

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

GDBusServer: glib2: GDBusServer pre-authentication DoS via unbounded SASL line buffering

A denial-of-service and resource exhaustion vulnerability exists within the GDBus component of GLib. The gdbusauth authentication mechanism fails to enforce proper length limitations on data lines read from a client. An unauthenticated local or remote attacker can exploit this lack of input...

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

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CVE-2026-58016 Glib: integer underflow in gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml"

A flaw was found in GLib. A state confusion issue exists in gdbusnodeinfonewforxml in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a node element nested within other elements like method, signal, property or arg. This issue can cause an...

CVE-2026-58016 Glib: integer underflow in gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml"

A flaw was found in GLib. A state confusion issue exists in gdbusnodeinfonewforxml in the gio/gdbusintrospection.c file when processing malformed D-Bus introspection XML, specifically with a node element nested within other elements like method, signal, property or arg. This issue can cause an...

CVE-2026-58016

The CVE-2026-58016 entry concerns GLib, specifically a flaw in g_dbus_node_info_new_for_xml() in gio/gdbusintrospection.c. The issue arises when parsing malformed D-Bus introspection XML (notably a element nested inside ///), causing an unsigned integer overflow and an out-of-bounds read, which ...

PT-2026-61546

Name of the Vulnerable Software and Affected Versions GLib affected versions not specified Description A denial-of-service and resource exhaustion issue exists in the GDBus component of GLib. The gdbusauth authentication mechanism does not enforce proper length limits on data lines received from ...

Azure Linux 3.0 Security Update: glib (CVE-2024-34397)

The version of glib installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-34397 advisory. - An issue was discovered in GNOME GLib before 2.78.5, and 2.79.x and 2.80.x before 2.80.1. When a GDBus- based...

CLSA-2025-1762179793 glib2: Fix of CVE-2024-34397

CVE-2024-34397: fix GDBus signal subscriptions from unicast spoofing...

JLSEC-2025-165 An issue was discovered in GNOME GLib before 2.78.5, and 2.79.x and 2.80.x before 2.80.1

An issue was discovered in GNOME GLib before 2.78.5, and 2.79.x and 2.80.x before 2.80.1. When a GDBus-based client subscribes to signals from a trusted system service such as NetworkManager on a shared computer, other users of the same computer can send spoofed D-Bus signals that the GDBus-based...

EUVD-2020-4273

Malware in sbrugna...

glib2: Signal subscription vulnerabilities

A flaw was found in GNOME GLib. When a GDBus-based client subscribes to signals from a trusted system service such as NetworkManager on a shared computer, other users of the same computer can send spoofed D-Bus signals that the GDBus-based client will wrongly interpret as having been sent by the...

NewStart CGSL MAIN 7.02 : glib2 Vulnerability (NS-SA-2025-0111)

The remote NewStart CGSL host, running version MAIN 7.02, has glib2 packages installed that are affected by a vulnerability: - An issue was discovered in GNOME GLib before 2.78.5, and 2.79.x and 2.80.x before 2.80.1. When a GDBus- based client subscribes to signals from a trusted system service...