Important: Red Hat Security Advisory: opentelemetry-collector security update

An update for opentelemetry-collector is now available for Red Hat Enterprise Linux 10. 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...

[SECURITY] Fedora 43 Update: perl-Net-CIDR-Lite-0.24-1.fc43

Faster alternative to Net::CIDR when merging a large number of CIDR address ranges. Works for IPv4 and IPv6 addresses...

RHEL 10 : buildah (RHSA-2026:19032)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19032 advisory. The buildah package provides a tool for facilitating building OCI container images. Among other things, buildah enables you to: Create a working...

RHEL 9 : grafana-pcp (RHSA-2026:19184)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:19184 advisory. The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace...

[SECURITY] Fedora 44 Update: perl-Net-CIDR-Lite-0.24-1.fc44

Faster alternative to Net::CIDR when merging a large number of CIDR address ranges. Works for IPv4 and IPv6 addresses...

CVE-2026-43339

A flaw was found in the Linux kernel's IPv6 networking subsystem. Specifically, a Use-after-Free UaF vulnerability exists within the addrconfpermanentaddr function. This issue arises when the system attempts to access an IPv6 address after it has been freed, which could allow an attacker to cause...

CVE-2026-43329

A flaw was found in the Netfilter flowtable component of the Linux kernel. This vulnerability occurs because the system does not strictly check the maximum number of hardware offload actions for IPv6, allowing it to process more actions than supported. This could potentially lead to system...

CVE-2026-33376

When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask usually /128 to the addresses. Only auth proxy is affected; Okta, SAML, LDAP, etc are unaffected here...

CVE-2026-33376

CVE-2026-33376 affects Grafana’s Auth Proxy IPv6 allow-list: by default it accepts /32 addresses. Addresses with explicit masks are not affected. The practical impact is a potentially unintended bypass of access controls for the Auth Proxy component only; other components (Okta, SAML, LDAP) are u...

CVE-2026-0243

The CVE-2026-0243 entry concerns Palo Alto Networks Prisma SD-WAN ION devices. A denial-of-service condition arises when an unauthenticated attacker on an adjacent network sends a specially crafted IPv6 packet, causing a system disruption. The description identifies this as a high-severity issue ...

CVE-2026-0243 Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet

A denial of service DoS vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet...

CVE-2026-0243 Prisma SD-WAN: Denial of Service (DoS) Vulnerability Through IPv6 Crafted Packet

A denial of service DoS vulnerability in Palo Alto Networks Prisma SD-WAN ION devices enables an unauthenticated attacker in a network adjacent to a Prisma SD-WAN ION device to cause a system disruption by sending a specially crafted IPv6 packet...

CVE-2026-8369 Improper Input Validation in OpenThread NAT64 Translator

Improper Input Validation in the NAT64 translator in The OpenThread Authors OpenThread before commit 26a882d on all platforms allows an attacker on the adjacent IPv4 network to inject corrupted IPv6 packets into the Thread mesh or bypass security checks via crafted IPv4 packets with options...

CVE-2026-8369 Improper Input Validation in OpenThread NAT64 Translator

Improper Input Validation in the NAT64 translator in The OpenThread Authors OpenThread before commit 26a882d on all platforms allows an attacker on the adjacent IPv4 network to inject corrupted IPv6 packets into the Thread mesh or bypass security checks via crafted IPv4 packets with options...

PT-2026-40790

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description An issue exists in the Auth Proxy feature where IPv6 allow-lists default to /32 addresses. This behavior is specific to the Auth Proxy and does not impact other...

CVE-2026-42260

Open-WebSearch is a multi-engine MCP server, CLI, and local daemon for agent web search and content retrieval. Prior to 2.1.7, isPublicHttpUrl / assertPublicHttpUrl in src/utils/urlSafety.ts do not recognize bracketed IPv6 literals and do not resolve DNS, which combine to allow non-blind SSRF wit...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: clear the dst when changing skb protocol CVE-2025-38192 In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix possible invalid rdp's-nocbcbkthread pointer access CVE-2025-38704 In...

EUVD-2026-28747

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fix ndtbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called which initializes it. If bonding...

CVE-2026-43441

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fix ndtbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called which initializes it. If bonding...

UBUNTU-CVE-2026-43441

In the Linux kernel, the following vulnerability has been resolved: net: bonding: Fix ndtbl NULL dereference when IPv6 is disabled When booting with the 'ipv6.disable=1' parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called which initializes it. If bonding...