synapse 安全漏洞

Synapse is an open-source matrix main server developed by Element. Versions prior to 1.152.1 of Synapse contained a security vulnerability. This vulnerability occurred due to locally authenticated users being able to exhaust CPU resources, causing other requests to fail and leading to...

PT-2026-45981

Synapse is an open source Matrix homeserver implementation. Prior to 1.152.1, local authenticated users can cause Synapse to starve other requests of CPU and lead to other requests failing, causing other users to be denied service. This vulnerability is fixed in 1.152.1...

CVE-2026-9490 Acer Care Center creates a Named Pipe with a weak Security Descriptor

A security vulnerability has been identified in Acer Care Center where the ACCSvc service creates a Named Pipe with a weak Security Descriptor. This vulnerability allows an authenticated local user to connect and send a specially crafted message message type 0x03 to the pipe, causing the service ...

CVE-2026-9490

A security vulnerability has been identified in Acer Care Center where the ACCSvc service creates a Named Pipe with a weak Security Descriptor. This vulnerability allows an authenticated local user to connect and send a specially crafted message message type 0x03 to the pipe, causing the service ...

CVE-2026-9490

Affected product: Acer Care Center (ACC Svc). The vulnerability arises because the ACCSvc service creates a Named Pipe with a weak security descriptor, permitting an authenticated local user to connect and send a crafted message (type 0x03). This can trigger the service to crash with exit code 10...

CVE-2026-42559

A flaw was found in rmcp, the official Rust SDK for the Model Context Protocol. The Streamable HTTP server transport in rmcp failed to validate the incoming Host header, enabling a malicious public website to exploit this through a DNS rebinding attack. This allows the attacker to send...

GHSA-8Q93-326V-3M7G Synapse CPU starvation (Denial of Service)

Impact Local authenticated users can cause Synapse to starve other requests of CPU and lead to other requests failing, causing other users to be denied service. Homeservers that trust all their local users are not at risk. Patches Update to Synapse 1.152.1 or later. Workarounds If Synapse is...

PT-2026-41159

Name of the Vulnerable Software and Affected Versions Synapse versions prior to 1.152.1 Description Local authenticated users can cause the system to starve other requests of CPU resources, leading to request failures and a denial of service for other users. Homeservers that trust all their local...

CVE-2026-20782

Buffer overflow for some IntelR QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow a denial of service. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may...

CVE-2026-20754

Improper conditions check in some firmware for some IntelR NPU Drivers within Ring 1: Device Drivers may allow a denial of service. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result may potentially occur via...

CVE-2026-20717

Improper input validation for some IntelR QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow a denial of service. Unprivileged software adversary with an authenticated user combined with a low complexity attack may enable denial of service. This result...

EUVD-2026-29485

An incorrect permission assignment for critical resource of Ivanti Secure Access Client before 22.8R6 allows a local authenticated user to read or modify sensitive log data via write access to a shared memory section...

CVE-2026-7431

An incorrect permission assignment for critical resource of Ivanti Secure Access Client before 22.8R6 allows a local authenticated user to read or modify sensitive log data via write access to a shared memory section...

CVE-2026-7432

A race condition in Ivanti Secure Access Client before 22.8R6 allows a locally authenticated user to escalate privileges to SYSTEM...

CVE-2026-7431

An incorrect permission assignment for critical resource of Ivanti Secure Access Client before 22.8R6 allows a local authenticated user to read or modify sensitive log data via write access to a shared memory section...

EUVD-2026-27836

Incorrect permission assignment for a resource in the patch management component of the WatchGuard Agent on Windows allows an authenticated local user to elevate their privileges to NT AUTHORITY\SYSTEM...

CVE-2026-41288

WatchGuard Agent on Windows is affected by an improper permission assignment in the patch management component, allowing an authenticated local user to escalate to NT AUTHORITY\SYSTEM. The CVE entry notes a local-privilege-escalation impact with high confidentiality, integrity, and availability i...

Important: kernel-livepatch-6.1.168-202.320

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands: echo "install algifaead /bin/fals...

Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-101 (ALASKERNEL-5.15-2026-101)

The version of kernel installed on the remote host is prior to 5.15.202-142.235. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2026-101 advisory. In the Linux kernel, the following vulnerability has been resolved:crypto: algifaead - Revert to operati...

Important: kernel-livepatch-5.10.252-250.992

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: crypto: algifaead - Revert to operating out-of-place To mitigate this issue, we recommend that customers disable loading of the algifaead module by running the following commands: echo "install algifaead /bin/fals...