CVE-2021-4477

Hirschmann HiLCOS OpenBAT and BAT450 products contain a firewall bypass vulnerability in IPv6 IPsec deployments that allows traffic from VPN connections to bypass configured firewall rules. Attackers can exploit this vulnerability by establishing IPv6 IPsec connections IKEv1 or IKEv2 while...

CVE-2026-23442

In the Linux kernel, the following vulnerability has been resolved: ipv6: add NULL checks for idev in SRv6 paths in6devget can return NULL when the device has no IPv6 configuration e.g. MTU IPV6MINMTU or after NETDEVUNREGISTER. Add NULL checks for idev returned by in6devget in both...

HTTPS Fetch, Windows Upload/Execute, Bind IPv6 TCP Stager (Windows x86)

Fetch and execute an x86 payload from an HTTPS server. Uploads an executable and runs it staged. Listen for an IPv6 connection Windows x86 Module Options msf use payload/cmd/windows/https/x86/upexec/bindipv6tcp msf payloadbindipv6tcp show actions ...actions... msf payloadbindipv6tcp set ACTION ms...

HTTPS Fetch, Windows shellcode stage, Reverse TCP Stager (IPv6)

Fetch and execute an x86 payload from an HTTPS server. Custom shellcode stage. Connect back to the attacker over IPv6 Module Options msf use payload/cmd/windows/https/x86/custom/reverseipv6tcp msf payloadreverseipv6tcp show actions ...actions... msf payloadreverseipv6tcp set ACTION msf...

CVE-2026-5215

A vulnerability was identified in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. The impacted element is the function...

CVE-2026-23381

A flaw was found in the Linux kernel's network bridging component. When Internet Protocol version 6 IPv6 is explicitly disabled, a critical data structure for Neighbor Discovery is not properly initialized. A remote attacker could exploit this by sending a specially crafted Internet Control Messa...

CVE-2026-23318

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Use correct version for UAC3 header validation The entry of the validators table for UAC3 AC header descriptor is defined with the wrong protocol version UACVERSION2, while it should have been UACVERSION3. This...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the UAC3 AC header descriptor verifier using an incorrect protocol version, potentially leading to...

CVE-2026-4252 Tenda AC8 IPv6 check_is_ipv6 ip address for authentication

A vulnerability was identified in Tenda AC8 16.03.50.11. Affected by this issue is the function checkisipv6 of the component IPv6 Handler. The manipulation leads to reliance on ip address for authentication. It is possible to initiate the attack remotely. The exploit is publicly available and mig...

CVE-2026-30827 express-rate-limit: IPv4-mapped IPv6 addresses bypass per-client rate limiting (all IPv4 clients share one bucket on dual-stack servers)

express-rate-limit is a basic rate-limiting middleware for Express. In versions starting from 8.0.0 and prior to versions 8.0.2, 8.1.1, 8.2.2, and 8.3.0, the default keyGenerator in express-rate-limit applies IPv6 subnet masking /56 by default to all addresses that net.isIPv6 returns true for. Th...

CVE-2026-23124

In the Linux kernel, the following vulnerability has been resolved: ipv6: annotate data-race in ndiscrouterdiscovery syzbot found that ndiscrouterdiscovery could read and write in6dev-ramtu without holding a lock 1 This looks fine, IFLAINET6RAMTU is best effort. Add READONCE/WRITEONCE to document...

CVE-2026-2061 D-Link DIR-823X set_ipv6 sub_424D20 os command injection

A vulnerability was determined in D-Link DIR-823X 250416. Affected by this issue is the function sub424D20 of the file /goform/setipv6. Executing a manipulation can lead to os command injection. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be...

CVE-2026-23072

CVE-2026-23072: Linux kernel l2tp memleak in l2tp_udp_encap_recv() fixed by adding proper error handling after protocol version validation; the patch ensures l2tp_session_put() is called to avoid leaking objects (l2tp_session, l2tp_tunnel, sock). References indicate the commit addresses a memory‑...

CVE-2026-23072 l2tp: Fix memleak in l2tp_udp_encap_recv().

In the Linux kernel, the following vulnerability has been resolved: l2tp: Fix memleak in l2tpudpencaprecv. syzbot reported memleak of struct l2tpsession, l2tptunnel, sock, etc. 0 The cited commit moved down the validation of the protocol version in l2tpudpencaprecv. The new place requires an extr...

CVE-2025-12899 net: icmp: Out of bound memory read

A flaw in Zephyr’s network stack allows an IPv4 packet containing ICMP type 128 to be misclassified as an ICMPv6 Echo Request. This results in an out-of-bounds memory read and creates a potential information-leak vulnerability in the networking subsystem...

CVE-2025-62349: Improper Authentication

Salt contains an authentication protocol version downgrade weakness that can allow a malicious minion to bypass newer authentication/security features by using an older request payload format, enabling minion impersonation and circumventing protections introduced in response to prior issues...

CVE-2026-24398

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate...

SUSE-SU-2026:0293-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-38321: smb: Log an error when closeallcacheddirs fails bsc1246328. - CVE-2025-38728: smb3: fix for slab out of bounds on mount to ksmbd bsc1249256. -...

CVE-2026-23010 ipv6: Fix use-after-free in inet6_addr_del().

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix use-after-free in inet6addrdel. syzbot reported use-after-free of inet6ifaddr in inet6addrdel. 0 The cited commit accidentally moved ipv6deladdr for mngtmpaddr before reading its ifp-flags for temporary addresses in...

SUSE-SU-2026:0246-1 Security update for the Linux Kernel (Live Patch 22 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.91 fixes various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. - CVE-2022-50409: net: If sock is dead don't access sock's skwq in...