EUVD-2026-51869

Zephyr's Bluetooth host declares a GATT characteristic as two consecutive attributes: a Characteristic Declaration whose permission is hard-coded to BTGATTPERMREAD, and a Characteristic Value attribute that carries the application-specified security permissions e.g. BTGATTPERMREADENCRYPT /...

CVE-2026-2411 Bluetooth GATT notify/indicate enforces the wrong attribute's permissions, bypassing encryption/authentication requirements on characteristic values

Zephyr's Bluetooth host declares a GATT characteristic as two consecutive attributes: a Characteristic Declaration whose permission is hard-coded to BTGATTPERMREAD, and a Characteristic Value attribute that carries the application-specified security permissions e.g. BTGATTPERMREADENCRYPT /...

CVE-2026-2411 Bluetooth GATT notify/indicate enforces the wrong attribute's permissions, bypassing encryption/authentication requirements on characteristic values

Zephyr's Bluetooth host declares a GATT characteristic as two consecutive attributes: a Characteristic Declaration whose permission is hard-coded to BTGATTPERMREAD, and a Characteristic Value attribute that carries the application-specified security permissions e.g. BTGATTPERMREADENCRYPT /...

CVE-2026-2411

CVE-2026-2411 affects Zephyr’s Bluetooth host GATT: when a Characteristic Declaration is used with a value that requires encryption/authentication, the permission check erroneously evaluated the declaration instead of the value, allowing the Notification/Indicate path to bypass encryption require...

openSUSE 16 Security Update : nsd (openSUSE-SU-2026:21502-1)

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21502-1 advisory. Changes in nsd: - Update nsd.keyring - update to 4.14.3: https://github.com/NLnetLabs/nsd/blob/NSD4143REL/doc/ChangeLog CVE-2026-12490: Bypass o...

PT-2026-67194

Name of the Vulnerable Software and Affected Versions Zephyr affected versions not specified Description Zephyr's Bluetooth host incorrectly handles security permission checks when sending notifications or indications. When a Characteristic Declaration attribute is used, the host evaluates the...

EUVD-2026-51554

The Zephyr Bluetooth GATT client CCC-write response handler gattwritecccrsp in subsys/bluetooth/host/gatt.c invoked the application's params-subscribe callback after it had already called params-notifyconn, params, NULL, 0. Per the public GATT API, a notify callback with NULL data is the document...

CVE-2026-10685 Use-after-free of GATT subscribe params in Bluetooth host CCC-write response handler

The Zephyr Bluetooth GATT client CCC-write response handler gattwritecccrsp in subsys/bluetooth/host/gatt.c invoked the application's params-subscribe callback after it had already called params-notifyconn, params, NULL, 0. Per the public GATT API, a notify callback with NULL data is the document...

CVE-2026-10685

CVE-2026-10685 : In Zephyr, the GATT client CCC-write response handler gatt_write_ccc_rsp() may call the application’s params->subscribe() after already invoking params->notify(conn, params, NULL, 0). A NULL data notify signals termination; calling subscribe() on the same bt_gatt_subscribe_...

PT-2026-66758

Name of the Vulnerable Software and Affected Versions Zephyr affected versions not specified Description In the Bluetooth GATT client, the CCC-write response handler gatt write ccc rsp in subsys/bluetooth/host/gatt.c invokes the params-subscribe callback after calling params-notifyconn, params,...

The vulnerability of the ucsi_notify_common() function in the drivers/usb/typec/ucsi/ucsi.c file of the UCSI interface driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the ucsinotifycommon function in the drivers/usb/typec/ucsi/ucsi.c file of the UCSI interface driver for the Linux operating system is related to the improper checking of specified indices, positions, or offsets in input data. Exploiting this vulnerability could allow an...

SUSE CVE-2026-40245

Free5GC is an open-source Linux Foundation project for 5th generation 5G mobile core networks. Versions 4.2.1 and below contain an information disclosure vulnerability in the UDR Unified Data Repository service. The handler for GET /nudr-dr/v2/application-data/influenceData/subs-to-notify sends a...

SUSE CVE-2026-44319

free5GC is an open-source implementation of the 5G core network. Prior to 4.2.2, free5GC's NEF terminates the entire process when a stored PFD-subscription notifyUri cannot be reached. In PfdChangeNotifier.FlushNotifications, the notifier calls NnefPFDmanagementNotify... and on any delivery error...

OPENSUSE-SU-2026:21502-1 Security update for nsd

This update for nsd fixes the following issues: Changes in nsd: - Update nsd.keyring - update to 4.14.3: https://github.com/NLnetLabs/nsd/blob/NSD4143REL/doc/ChangeLog CVE-2026-12490: Bypass of client certificate verification with transfer over TLS bsc1269563 CVE-2026-12246: Out of bounds stack...

kernel security update

6.12.0-211.39.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

RLSA-2026:45114 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/notify: call exportfsencodefid with sumount CVE-2025-40237 kernel: scsi: core: Wake up the error handler when final completions race against each other CVE-2026-23110 kernel: rtnetlink...

CVE-2026-64384

A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability occurs due to a double-free error when handling change notify replies. If a response attempt returns a replayable error and frees its buffer, and then SMB2notifyinit fails, the same buffer can be freed agai...

smb: client: fix change notify replay double-free

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SUSE CVE-2026-64384

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix change notify replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2notifyinit fails before the next send, cleanup retains the previous buffer type and...

CVE-2026-64384

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix change notify replay double-free A response-bearing attempt can return a replayable error and free its response buffer. If SMB2notifyinit fails before the next send, cleanup retains the previous buffer type and...