CVE-2026-43057

In the Linux kernel, the following vulnerability has been resolved: net: correctly handle tunneled traffic on IPV6CSUM GSO fallback NETIFFIPV6CSUM only advertises support for checksum offload of packets without IPv6 extension headers. Packets with extension headers must fall back onto software...

CVE-2026-7583

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsfsessfindbyipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been...

CVE-2026-7583 Open5GS BSF context.c bsf_sess_find_by_ipv6prefix denial of service

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsfsessfindbyipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been...

CVE-2026-7583 Open5GS BSF context.c bsf_sess_find_by_ipv6prefix denial of service

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsfsessfindbyipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been...

EUVD-2026-26661

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsfsessfindbyipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has been...

CVE-2026-43057

In the Linux kernel, the following vulnerability has been resolved: net: correctly handle tunneled traffic on IPV6CSUM GSO fallback NETIFFIPV6CSUM only advertises support for checksum offload of packets without IPv6 extension headers. Packets with extension headers must fall back onto software...

CVE-2026-43057

CVE-2026-43057 concerns the Linux kernel networking stack. The issue arises in how IPv6 traffic with extension headers or with no inner IP protocol is processed when using IPV6_CSUM GSO fallback. The fix, described in the CVE entry and corroborated by Debian/Red Hat advisories, changes the fallba...

CVE-2026-43038

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

CVE-2026-43037

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: clear skb2-cb in ip4ip6err Oskar Kjos reported the following problem. ip4ip6err calls icmpsend on a cloned skb whose cb was written by the IPv6 receive path as struct inet6skbparm. icmpsend passes IPCBskb2 to...

CVE-2026-43038 ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

CVE-2026-43038 ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

EUVD-2026-26637

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

CVE-2026-43038

CVE-2026-43038 affects the Linux kernel IPv6 ICMP error path. A forged IPv4 ICMP error with CIPSO options could cause ip6_err_gen_icmpv6_unreach() to misinterpret an inner IPv4 inet_skb_parm as an IPv6 parameter, allowing an offset misreference (dsthao) that could enable out-of-bounds or memory a...

yggdrasil-worker-package-manager security update

An update is available for yggdrasil-worker-package-manager. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list yggdrasil-worker-package-manager is a simple packag...

CVE-2026-43038: Access of Resource Using Incompatible Type

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from tunneled packets not being handled correctly during the IPV6CSUM GSO fallback, which could result in an...

PT-2026-36483

A flaw has been found in Open5GS up to 2.7.7. This issue affects the function bsf sess find by ipv6prefix of the file /src/bsf/context.c of the component BSF. This manipulation of the argument ipv6Prefix causes denial of service. It is possible to initiate the attack remotely. The exploit has bee...

Open5GS security vulnerabilities

Open5GS is Open5GS open source an open source implementation in C of 5G Core and Epc, the core network of the Lte/Nr network. A security vulnerability exists in Open5GS version 2.7.7 and earlier, which stems from the incorrect operation of the parameter ipv6Prefix by the bsfsessfindbyipv6prefix...

CVE-2026-43040: Missing Initialization of Resource

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: ndisc: fix ndiscrauseropt to initialize nduseroptpadX fields to zero to prevent an info-leak When processing Router Advertisements with user options the kernel builds an RTMNEWNDUSEROPT netlink message. The nduseroptms...

n8n-mcp's IPv4-mapped IPv6 addresses bypass SSRF protection in validateUrlSync(), enabling full SSRF for SDK embedders

Impact In the SDK embedder path N8NDocumentationMCPServer constructor, getN8nApiClient, and validateInstanceContext, the synchronous URL validator in SSRFProtection.validateUrlSync had no IPv6 checks. IPv4-mapped IPv6 addresses such as http://::ffff:169.254.169.254 bypassed the cloud-metadata,...