CVE-2026-42249 Remote Code Execution in Ollama via Update Mechanism

Ollama for Windows contains a Remote Code Execution vulnerability in its update mechanism due to improper handling of attacker‑controlled HTTP response headers. When downloading updates, the application constructs local file paths using values derived from HTTP headers without validation. These...

EUVD-2026-26211

Ollama for Windows contains a Remote Code Execution vulnerability in its update mechanism due to improper handling of attacker‑controlled HTTP response headers. When downloading updates, the application constructs local file paths using values derived from HTTP headers without validation. These...

CVE-2026-42249

CVE-2026-42249 affects Ollama for Windows and is a remote code execution in the update mechanism caused by improper handling of attacker-controlled HTTP response headers. Update file paths are built from header-derived values and passed to filepath.Join, enabling path traversal (../) and writing ...

CVE-2026-42248 Missing Signature Verification for Updates in Ollama

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

CVE-2026-42248

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

EUVD-2026-26210

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

CVE-2026-42248

Affected product : Ollama for Windows. Vulnerabilities covered : CVE-2026-42248 (Missing signature verification for updates) and CVE-2026-42249 (Path traversal in update mechanism). Root cause : Windows update flow does not verify integrity/authenticity of downloaded update executables (CVE-2026-...

CVE-2026-42248

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

CVE-2026-42248 Missing Signature Verification for Updates in Ollama

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

CVE-2026-42248 Missing Signature Verification for Updates in Ollama

Ollama for Windows does not perform integrity or authenticity verification of downloaded update executables. Unlike other platforms, the Windows implementation of the update verification routine unconditionally returns success so no digital signature or trust validation is performed before stagin...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.19.29 security and extras update

Red Hat OpenShift Container Platform release 4.19.29 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.19. Red Hat Product Security has rated this update as having a security impact of...

Important: Red Hat Security Advisory: Assisted Installer RHEL 8 components for Multicluster Engine for Kubernetes 2.7.10

Assisted installer RHEL 8 components for the multicluster engine for Kubernetes 2.7.10 General Availability release, with updates to container images. Assisted Installer RHEL 8 integrates components for the general multicluster engine for Kubernetes 2.7.10 release that simplify the process of...

PT-2026-35912

Name of the Vulnerable Software and Affected Versions Ollama for Windows versions 0.12.10 through 0.17.5 Description The update mechanism in Ollama for Windows allows Remote Code Execution due to improper handling of attacker-controlled HTTP response headers. The application constructs local file...

Important Photon OS Security Update - PHSA-2026-5.0-0836

Updates of 'ncurses' packages of Photon OS have been released...

PT-2026-35911

Name of the Vulnerable Software and Affected Versions Ollama for Windows versions 0.12.10 through 0.17.5 Description Ollama for Windows fails to verify the integrity or authenticity of downloaded update executables. The update verification routine on Windows unconditionally returns success,...

Ollama 安全漏洞

Ollama is an open-source tool developed by Ollama that can be run locally, used for managing and customizing large language models. Versions of Ollama from 0.12.10 to 0.17.5 have security vulnerabilities. These vulnerabilities stem from the lack of integrity or authenticity verification when...

TencentOS Server 3: freerdp (TSSA-2026:0266)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0266 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass through improper validation of the nick parameter in the user update process. An attacker can modify immutable account identifiers by intercepting and altering POST requests, potentially sabotaging audit trails,...

Important: Red Hat Security Advisory: VolSync v0.14 security fixes and container updates

VolSync v0.14 General Availability release images, which provide enhancements, security fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed...

CLSA-2026-1777393695 java-11-openjdk: Fix of 6 CVEs

Upgrade to openjdk-11.0.30+7 GA. The following CVEs were fixed: - CVE-2026-21945: enhance certificate checking - CVE-2026-21932: enhance handling of URIs - CVE-2026-21933: improve HttpServer request handling - CVE-2026-21925: improve JMX connections - CVE-2025-64720: update libpng to 1.6.51 -...