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 ksmbd’s handling of composite requests like QUERYDIRECTORY + QUERYINFOFILEALLINFORMATION. This...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012965)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012965 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential deadlock when releasing mids All releasemid callers seem to hold a...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-012947)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-012947 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free bug in cifsdebugdataprocshow Skip SMB sessions that are being...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011320)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011320 advisory. In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix reference count leak in smbcheckpermdacl The issue happens in a specific path in...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011288)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011288 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb...

Fedora 43 : curl (2026-66db242036)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-66db242036 advisory. - Fix bad reuse of HTTP Negotiate connection CVE-2026-1965 - Fix token leak with redirect and netrc CVE-2026-3783 - Fix wrong proxy connection reuse...

CVE-2026-5131 Server-Side Request Forgery in GREENmod

GREENmod uses named pipes for communication between plugins, the web portal, and the system service, but the access control lists for these pipes are configured incorrectly. This allows an attacker to communicate with the stream and upload any XML or JSON file, which will be processed by the name...

USN-8188-1: Linux kernel (HWE) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Bluetooth drivers; - DMA engine...

USN-8188-1 linux-hwe-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Cryptographic API; - Drivers core; - Bluetooth drivers; - DMA engine...

USN-8187-1: Linux kernel (NVIDIA) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8187-1 linux-nvidia-tegra, linux-nvidia-tegra-igx vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8186-1 linux-intel-iot-realtime, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-2 linux-fips, linux-gcp-fips vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8180-2: Linux kernel (FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

USN-8177-1 linux, linux-realtime vulnerabilities

Josh Eads, Kristoffer Janke, Eduardo Vela Nava, Tavis Ormandy, and Matteo Rizzo discovered that some AMD Zen processors did not properly verify the signature of CPU microcode. This flaw is known as EntrySign. A privileged attacker could possibly use this issue to cause load malicious CPU microcod...

USN-8180-1 linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gke, linux-gkeop, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-oracle vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM64 architecture; - Block layer subsystem; - Drivers core; - Bluetooth drivers; - DMA engine subsystem; - GPU...

Microsoft Windows Server Domain Role Detection

SMB-login based domain role detection with powershell fallback for Windows Server. SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescriptio...

EUVD-2026-22726

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose an unauthenticated WCF SOAP endpoint on TCP port 1208 that accepts unsanitized file paths in the ReadLicense action's LFName parameter, allowing remote attackers to trigger SMB connections and leak NTLMv2...

April 14, 2026—KB5083768 (OS Build 28000.1836)

None None...

ROS-20260414-73-0042

A vulnerability in the cifssmb3domount function of the fs/smb/client/cifsfs.c module of the SMB client support module of the Linux operating system kernel is related to improper memory release "memory leak". Exploitation of the vulnerability could allow an attacker to cause a denial of service...