EUVD-2026-52602

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...

CVE-2026-64561

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...

CVE-2026-64561

CVE-2026-64561 is a Linux kernel vulnerability in KVM/x86 shadow MMU where, after reclaiming shadow MMU pages, an invalid/obsolete root could be created and then mapped. If a stale root is zapped and a child shadow page inherits that role, new child pages can be created as invalid, violating KVM’...

CVE-2026-64561 KVM: x86: Check for invalid/obsolete root *after* making MMU pages available

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...

CVE-2026-64561 KVM: x86: Check for invalid/obsolete root *after* making MMU pages available

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...

CVE-2026-54787

A flaw was found in sigstore-go, a software library used for verifying digital signatures. This vulnerability specifically affects the workflow for self-managed long-lived signing keys that do not use certificates. An attacker who possesses an expired signing key can exploit this by creating and...

Linux Distros Unpatched Vulnerability : CVE-2026-69248

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 49.0.0, if an intermediate constrained CA permi...

Important: bind

Issue Overview: BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses. This issue affects BIND 9 versions 9.18.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and...

Amazon Linux 2023 : bind, bind-chroot, bind-devel (ALAS2023-2026-2040)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2040 advisory. BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses.This issue affects BIND 9 versions 9.18.0 through 9.18.50,...

ALSA-2026:49922 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component CVE-2026-15718 firefox: thunderbird: Mitigation...

Linux Distros Unpatched Vulnerability : CVE-2026-64561

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a stale page fault, i.e. for an invalid and/or obsolete root, after making...

Important: bind

Issue Overview: BIND may accept incorrect child-zone NSEC3 records as valid, which could allow an attacker to forge authenticated NXDOMAIN responses. This issue affects BIND 9 versions 9.18.0 through 9.18.50, 9.20.0 through 9.20.24, 9.21.0 through 9.21.23, 9.11.3-S1 through 9.18.50-S1, and...

ALSA-2026:49921 Important: thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: firefox: thunderbird: Site isolation issue in the DOM: Navigation component CVE-2026-15719 firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component CVE-2026-15718 firefox: thunderbird: Mitigation...

CVE-2026-69248

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 49.0.0, if an intermediate constrained CA permits the DNS name foo.example.com, and the leaf certificate has a wildcard in its DNS SAN of .example.com, python-cryptography's verifier...

CVE-2026-69248

Cryptography (Python) prior to 49.0.0 may accept a leaf certificate with a wildcard SAN (*.example.com) when a constrained sub-CA permits foo.example.com, due to DNSConstraint::matches treating a wildcard as matching the permitted constraint. This can allow escaping to sibling names (e.g., bar.ex...

CVE-2026-69248

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 49.0.0, if an intermediate constrained CA permits the DNS name foo.example.com, and the leaf certificate has a wildcard in its DNS SAN of .example.com, python-cryptography's verifier...

CVE-2026-69248 python-cryptography verifier accepts wildcard DNS names allowing escape from permittedSubtrees

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. Prior to 49.0.0, if an intermediate constrained CA permits the DNS name foo.example.com, and the leaf certificate has a wildcard in its DNS SAN of .example.com, python-cryptography's verifier...

JLSEC-2026-1137 Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer...

Issue summary: Receiving a QUIC initial packet with an invalid token may trigger a NULL pointer dereference in the OpenSSL QUIC server with address validation disabled. Impact summary: NULL pointer dereference typically causes abnormal termination of the affected QUIC server process and a Denial ...

firefox: thunderbird: Invalid pointer in the JavaScript: WebAssembly component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw...

firefox: thunderbird: Invalid pointer in the DOM: Bindings (WebIDL) component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Invalid pointer in the DOM: Bindings WebIDL component...