EEF-CVE-2026-42788 HTTP/2 frame size limit checked after body is buffered in bandit

Summary Allocation of Resources Without Limits or Throttling vulnerability in mtrudel bandit allows unauthenticated memory exhaustion via oversized HTTP/2 frames. 'Elixir.Bandit.HTTP2.Frame':deserialize/2 in lib/bandit/http2/frame.ex checks the SETTINGS\MAX\FRAME\SIZE limit only after...

Metasploit Wrap-Up 05/01/2026

MCP server This release our very own cdelafuente-r7 finished implementing the Metasploit MCP Server msfmcpd, bringing Model Context Protocol support to Metasploit Framework. MCP lets AI applications like Claude, Cursor, or your own custom agents query Metasploit data. Think of it as a middleware...

CVE-2026-43057

A flaw was found in the Linux kernel's networking subsystem. Incorrect handling of tunneled IPv6 traffic, specifically when processing packets with IPv6 extension headers or without an inner IP protocol, can cause the system to improperly revert to a software processing path. This issue may lead ...

TFTP Fetch, Linux Execute Command

Fetch and execute an AARCH64 payload from a TFTP server. Execute an arbitrary command or just a /bin/sh shell Module Options msf use payload/cmd/linux/tftp/aarch64/exec msf payloadexec show actions ...actions... msf payloadexec set ACTION msf payloadexec show options ...show and set options... ms...

HTTP Fetch, Linux Execute Command

Fetch and execute an AARCH64 payload from an HTTP server. Execute an arbitrary command or just a /bin/sh shell Module Options msf use payload/cmd/linux/http/aarch64/exec msf payloadexec show actions ...actions... msf payloadexec set ACTION msf payloadexec show options ...show and set options... m...

CVE-2026-43011

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix potential double free of skb When allocskb fails in x25queuerxframe it calls kfreeskbskb at line 48 and returns 1 error. This error propagates back through the call chain: x25queuerxframe returns 1 | v x25state3machi...

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-2026-31708

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix OOB read in smb2ioctlqueryinfo QUERYINFO path smb2ioctlqueryinfo has two response-copy branches: PASSTHRUFSCTL and the default QUERYINFO path. The QUERYINFO branch clamps qi.inputbufferlength to the server-report...

CVE-2026-43057 net: correctly handle tunneled traffic on IPV6_CSUM GSO fallback

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

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...

EUVD-2026-26656

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-2026-43041

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: replace qrtrtxflow radixtree with xarray to fix memory leak radixtreecreate allocates and links intermediate nodes into the tree one by one. If a subsequent allocation fails, the already-linked nodes remain in the tree...

CVE-2026-43040 net: ipv6: ndisc: fix ndisc_ra_useropt to initialize nduseropt_padX fields to zero to prevent an info-leak

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...

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-2026-43037 ip6_tunnel: clear skb2->cb[] in ip4ip6_err()

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

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-2026-26636

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-2026-43036

In the Linux kernel, the following vulnerability has been resolved: net: use skbheaderpointer for TCPv4 GSO fragoff check Syzbot reported a KMSAN uninit-value warning in gsofeaturescheck called from netifskbfeatures 1. gsofeaturescheck reads iph-fragoff to decide whether to clear mangleidfeatures...

CVE-2026-43029

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix soft lockup in mptcprecvmsg syzbot reported a soft lockup in mptcprecvmsg 0. When receiving data with MSGPEEK | MSGWAITALL flags, the skb is not removed from the skreceivequeue. This causes skwaitdata to always find...

EUVD-2026-26623

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: reject immediate NFQUEUE verdict nftqueue is always used from userspace nftables to deliver the NFQUEUE verdict. Immediately emitting an NFQUEUE verdict is never used by the userspace nft tools, so reject...