CVE-2026-39855 osslsigncode has an Integer Underflow in PE Page Hash Calculation Can Cause Out-of-Bounds Read

osslsigncode is a tool that implements Authenticode signing and timestamping. Prior to 2.13, an integer underflow vulnerability exists in osslsigncode version 2.12 and earlier in the PE page-hash computation code pepagehashcalc. When page hash processing is performed on a PE file, the function...

Justice AV Solutions Viewer 安全漏洞

Justice AV Solutions Viewer is an audio/video viewing and management tool from Justice AV Solutions designed for the justice system. A security vulnerability exists in Justice AV Solutions Viewer version 8.3.7.250-1, which originates from the use of an unexpected authentication signature for...

TERUTEN WebCube 访问控制错误漏洞

TERUTEN WebCube is a web browser security solution from TERUTEN Korea. It prevents unauthorized use of various components of a website. A security vulnerability exists in TERUTEN WebCube versions 1.0.5.5 through 1.2.0.0, which originates from an insufficient file download validation procedure...

Analyzing Solorigate, the compromised DLL file that started a sophisticated cyberattack, and how Microsoft Defender helps protect customers

We, along with the security industry and our partners, continue to investigate the extent of the Solorigate attack. While investigations are underway, we want to provide the defender community with intelligence to understand the scope, impact, remediation guidance, and product detections and...

Microsoft Device Guard Security Feature Bypass (MS17-012: CVE-2017-0007)

A security feature bypass vulnerability has been reported in Microsoft Windows Device Guard. The vulnerability is due to the way Device Guard improperly validates certain elements of a signed PowerShell script. A remote attacker could exploit this vulnerability by enticing a target user to open a...

APT - Repository Signing Bypass via Memory Allocation Failure

APT - Repository Signing Bypass via Memory Allocation Failure Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=1020 == Vulnerability == When apt-get updates a repository that uses an InRelease file clearsigned Release files, this file is processed as follows: First, the InRelease...