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...

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...

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...

Oracle Linux 10 : ELSA-2026-64799-0: / glib2 (ELSA-2026-647990)

The remote Oracle Linux 10 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-647990 advisory. - Fix CVE-2026-16118: heap-buffer-overflow in xdgmime byte-swap - Fix CVE-2026-15588: limit D-Bus auth line read length - Fix CVE-2026-58011: range validatio...

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...

EulerOS 2.0 SP12 : glib2 (EulerOS-SA-2026-3336)

According to the versions of the glib2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the gdatetimegetymd function in the glib/gdatetime.c file when an...

EulerOS 2.0 SP12 : glib2 (EulerOS-SA-2026-3261)

According to the versions of the glib2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : A flaw was found in GLib. An out-of-bounds read of only 2 bytes can occur in the gdatetimegetymd function in the glib/gdatetime.c file when an...

Unity Linux 20.1060a / 20.1070a Security Update: glib2 (UTSA-2026-105539)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-105539 advisory. A flaw was found in GLib. The D-Bus client-side implementation of the DBUSCOOKIESHA1 SASL authentication mechanism does not validate the cookiecontext parameter...

Oracle Linux 8 : ELSA-2026-61766-0: / glib2 (ELSA-2026-617660)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-617660 advisory. - Fix CVE-2026-15588: limit D-Bus auth line read length - Fix CVE-2026-58010: off-by-one in GVariant tuple offset checking - Fix CVE-2026-58011: rang...

openSUSE 16: libudisks2-0 / libudisks2-0-devel / libudisks2-0_btrfs / etc (openSUSE-SU-2026:21704-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:21704-1 advisory. This update for udisks2 fixes the following issue: - CVE-2026-7867: insufficient authorization checks on the as-user option in the...

Alibaba Cloud Linux 3 : 0262: abrt (ALINUX3-SA-2026:0262)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0262 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-54228: A time-of-check time-of-us...

glib2 security update

2.56.4-177 - Fix CVE-2026-15588: limit D-Bus auth line read length 2.56.4-176 - Fix CVE-2026-58010: off-by-one in GVariant tuple offset checking 2.56.4-175 - Fix CVE-2026-58011: range validation in gdatetimeaddfull - Resolves: RHEL-212187 2.56.4-174 - Fix CVE-2026-58012: buffer overflow in gregex...

TencentOS Server 2: glib2 (TSSA-2026:0935)

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0935 advisory. Package updates are available for TencentOS Server 2 that fix the following vulnerabilities:...

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

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-2026-78422

Subject::newforowner in the zbuspolkit crate encodes the uid entry of a unix-process polkit subject as an unsigned 32-bit integer D-Bus type u, whereas the org.freedesktop.PolicyKit1.Authority interface specifies a signed 32-bit integer D-Bus type i. Because of this type mismatch, polkit silently...

CVE-2026-78422 zbus_polkit: polkit authorization bypass via PID reuse due to incorrect D-Bus type for the subject UID

Subject::newforowner in the zbuspolkit crate encodes the uid entry of a unix-process polkit subject as an unsigned 32-bit integer D-Bus type u, whereas the org.freedesktop.PolicyKit1.Authority interface specifies a signed 32-bit integer D-Bus type i. Because of this type mismatch, polkit silently...

CVE-2026-78422

CVE-2026-78422 affects the zbus_polkit Rust crate (before 5.1.0 ). The function Subject::new_for_owner() encodes the UID of a unix-process polkit subject as an unsigned 32-bit integer (D-Bus type u), while the org.freedesktop.PolicyKit1.Authority interface expects a signed 32-bit integer (type i)...

CVE-2026-78422 zbus_polkit: polkit authorization bypass via PID reuse due to incorrect D-Bus type for the subject UID

Subject::newforowner in the zbuspolkit crate encodes the uid entry of a unix-process polkit subject as an unsigned 32-bit integer D-Bus type u, whereas the org.freedesktop.PolicyKit1.Authority interface specifies a signed 32-bit integer D-Bus type i. Because of this type mismatch, polkit silently...

USN-8701-1 udisks2 vulnerability

It was discovered that UDisks did not correctly validate the caller identity when handling the as-user option in the org.freedesktop.UDisks2.Filesystem.Mount D-Bus method. A local attacker with an active console session could possibly use this issue to mount filesystems on behalf of arbitrary...