Important: Red Hat Security Advisory: osbuild-composer security, bug fix, and enhancement update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 9. 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 severity rating, is available for each vulnerabili...

crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation

A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...

EUVD-2026-52532

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform tampering over a network...

EUVD-2026-52533

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

EUVD-2026-52528

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

EUVD-2026-52521

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to disclose information over a network...

EUVD-2026-52525

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform tampering locally...

CVE-2026-66318

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to disclose information over a network...

CVE-2026-66316

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

CVE-2026-66322

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform spoofing over a network...

CVE-2026-66317

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform tampering over a network...

CVE-2026-66313

Origin validation error in Microsoft Edge Chromium-based allows an unauthorized attacker to perform tampering locally...

Improper Certificate Validation

Overview Affected versions of this package are vulnerable to Improper Certificate Validation in the DNSConstraint::matches. An attacker can bypass name constraints by presenting a certificate with a wildcard DNS Subject Alternative Name that is improperly validated, allowing acceptance of...

CVE-2026-11835 Caliptra Update-Reset Secure-Boot Bypass via Attacker-Chosen AXI Staging Address (TOCTOU)

Time-of-check time-of-use TOCTOU vulnerability combined with missing input validation in Caliptra Core ROM UpdateResetFlow::run in subsystem mode allows a compromised local attacker to silently bypass secure boot by supplying an AXI staging address that is not validated against the strap-configur...

CVE-2026-11835 Caliptra Update-Reset Secure-Boot Bypass via Attacker-Chosen AXI Staging Address (TOCTOU)

Time-of-check time-of-use TOCTOU vulnerability combined with missing input validation in Caliptra Core ROM UpdateResetFlow::run in subsystem mode allows a compromised local attacker to silently bypass secure boot by supplying an AXI staging address that is not validated against the strap-configur...

EUVD-2026-52549

Time-of-check time-of-use TOCTOU vulnerability combined with missing input validation in Caliptra Core ROM UpdateResetFlow::run in subsystem mode allows a compromised local attacker to silently bypass secure boot by supplying an AXI staging address that is not validated against the strap-configur...

EUVD-2026-52548

Insufficient verification of data authenticity in Caliptra Core ROM and Core Firmware validatedebugunlocktoken in subsystem mode allows an attacker with access to the integrator's debug unlock signing service to unlock production debug on an unintended device by presenting a valid token issued fo...

CVE-2026-11836 Production Debug-Unlock Token Verification Missing Device Binding

Insufficient verification of data authenticity in Caliptra Core ROM and Core Firmware validatedebugunlocktoken in subsystem mode allows an attacker with access to the integrator's debug unlock signing service to unlock production debug on an unintended device by presenting a valid token issued fo...

Important: dotnet10.0

Issue Overview: Incorrect implementation of authentication algorithm in ASP.NET Core allows an authorized attacker to elevate privileges over a network. CVE-2026-47300 Allocation of resources without limits or throttling in .NET allows an unauthorized attacker to deny service over a network...

RHEL 10 / 9 : Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update (Important) (RHSA-2026:50336)

The remote Redhat Enterprise Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:50336 advisory. Red Hat Ansible Automation Platform provides an enterprise framework for building, deploying and managing IT automation at scale. IT...