Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: MGMT: validate the length of the advertising payload sent via meshsend The meshsend function currently limits the MGMTOPMESHSEND operation based on the total command length. However, it does not verify whether the...

CVE-2026-90253

In the Linux kernel Bluetooth MGMT subsystem , mesh_send_cancel() queues a pending command with a NULL destroy callback , meaning it is only freed if send_cancel() actually runs. When the entry is cancelled (e.g., by hci_cmd_sync_clear() on controller unregistration), _hci_cmd_sync_cancel_entry()...

PT-2026-94601

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory leak occurs in the Bluetooth MGMT component when a mesh send cancel command is cancelled. The mesh send cancel function queues a pending command with a NULL destroy callback,...

SUSE-SU-2026:20894-1 Security update for the Linux Kernel RT (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-31.1 fixes various security issues The following security issues were fixed: - CVE-2025-38159: wifi: rtw88: fix the 'para' buffer size to avoid reading out of bounds bsc1257629. - CVE-2025-38488: smb: client: fix use-after-free in cryptmessag...

DEBIAN-CVE-2025-40284

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: cancel mesh send timer when hdev removed meshsenddone timer is not canceled when hdev is removed, which causes crash if the timer triggers after hdev is gone. Cancel the timer when MGMT removes the hdev, like oth...

CVE-2025-40284

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: cancel mesh send timer when hdev removed meshsenddone timer is not canceled when hdev is removed, which causes crash if the timer triggers after hdev is gone. Cancel the timer when MGMT removes the hdev, like oth...

CVE-2025-40284

CVE-2025-40284 affects the Linux kernel Bluetooth MGMT path. The mesh_send_done timer was not canceled when the hdev was removed, causing a use-after-free crash (KASAN) after the timer could fire. A fix cancels the mesh_send_done timer during MGMT hdev removal, aligning with other MGMT timers. Th...

CVE-2025-40284 Bluetooth: MGMT: cancel mesh send timer when hdev removed

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: cancel mesh send timer when hdev removed meshsenddone timer is not canceled when hdev is removed, which causes crash if the timer triggers after hdev is gone. Cancel the timer when MGMT removes the hdev, like oth...

PT-2025-49385

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's Bluetooth implementation related to mesh sending. Specifically, the mesh send done timer is not properly canceled when a hardware device hdev is...

UBUNTU-CVE-2022-49754

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix a buffer overflow in mgmtmeshadd Smatch Warning: net/bluetooth/mgmtutil.c:375 mgmtmeshadd error: memcpy 'meshtx-param' too small 48 vs 50 Analysis: 'meshtx-param' is array of size 48. This is the destination. u8...