Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the virtiobt driver. In this driver, the virtbtrxhandle function does not check whether the...

CVE-2026-46056

A flaw was found in the Linux kernel's Bluetooth subsystem. This vulnerability, a Use-After-Free UAF, exists within the Secure Simple Pairing SSP passkey handlers. It occurs when hciconn lookup and field access are performed without proper locking, allowing a connection to be freed concurrently...

UBUNTU-CVE-2026-46056

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-46056

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-46056

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-46056

The CVE-2026-46056 entry documents a Linux kernel Bluetooth UAF vulnerability in the SSP passkey handlers (hci_event path). The issue arises when hci_conn lookup and field access are performed without holding the hdev lock, creating a window where a connection could be freed concurrently in hci_u...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a potential issue with the SSP password key handling function in Bluetooth hcievent, allowing for the...

CVE-2026-46056

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: fix potential UAF in SSP passkey handlers hciconn lookup and field access must be covered by hdev lock in hciuserpasskeynotifyevt and hcikeypressnotifyevt, otherwise the connection can be freed concurrently...

CVE-2026-26147 Azure Stack HCI Information Disclosure Vulnerability

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CVE-2026-26147

Azure Stack HCI Information Disclosure Vulnerability (CVE-2026-26147) can arise from improper input validation in Azure Compute Gallery, enabling a network-based disclosure by an authorized attacker. Impact: information disclosure; confidentiality impact HIGH, attack vector NETWORK, privileges re...

CVE-2026-26147 Azure Stack HCI Information Disclosure Vulnerability

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Azure Stack HCI Information Disclosure Vulnerability

Improper input validation in Azure Compute Gallery allows an authorized attacker to disclose information over a network...

KLA91067 Multiple vulnerabilities in Microsoft Azure

Multiple vulnerabilities were found in Microsoft Azure. Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. An elevation of privilege vulnerability in Microsoft Entra ID can be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: Fixed memory leaks When hcicmdsyncqueue fails in hcileterminatebig or hcilebigterminate, the memory pointed to by the variable d is not freed, which can lead to memory leaks. A release mechanism should be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: HCI: Fixed global-out-of-bounds issue To loop a variable-length array, hciinitstagesyncstage considers that stagei is valid as long as stagei-1.func is valid. Thus, the last element of stage.func should be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a race condition in hcicmdsyncclear. There is a potential race condition in hcicmdsyncwork and hcicmdsyncclear, which could lead to use-after-free issues. For example, hcicmdsyncwork is added to the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: Fixed UAF in hcidisconnectallsync A use-after-free can occur in hcidisconnectallsync if a connection is deleted due to concurrent processing of a controller event. To prevent this, the code now attempts to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: Fixed a potential Universal Arbitrary Fault UAF in setcigparamssync. The lookup of hciconn and field access must be protected by the hdev lock in setcigparamssync. Otherwise, it’s possible that these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: If hcicmdsyncqueueonce returns -EEXIST, it indicates that a queue item already exists. The hcicmdsyncqueueonce function needs to indicate whether a queue item was added, so that the caller can know if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: MGMT: rejecting malformed HCICMDSYNC commands In mgmthcicmdsync, check whether the size of the parameters passed in struct mgmtcphcicmdsync matches the total size of the data i.e., sizeofstruct mgmtcphcicmdsync plus th...