CVE-2026-43040

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-2026-43040

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-2026-43040 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...

EUVD-2026-26284

Insufficient validation of the prefix length field in IPv6 Router Advertisement processing in FreeRTOS-Plus-TCP before V4.2.6 and V4.4.1 allows an adjacent network actor to cause memory corruption by sending a crafted Router Advertisement with a prefix length value exceeding the maximum valid...

CVE-2026-7243 Totolink A8000RU CGI cstecgi.cgi setRadvdCfg os command injection

A vulnerability was identified in Totolink A8000RU 7.1cu.643b20200521. The affected element is the function setRadvdCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument maxRtrAdvInterval leads to os command injection. It is possible to initiate the...

Juniper Junos OS Vulnerability (JSA96461)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96461 advisory. - A Buffer Access with Incorrect Length Value vulnerability in the routing protocol daemon rpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated,...

EUVD-2025-208404

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

EUVD-2025-208403

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

CVE-2025-14558

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

CVE-2025-14558 Remote code execution via ND6 Router Advertisements

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

CVE-2025-14558

CVE-2025-14558 affects FreeBSD rtsol(8) and rtsold(8). The issue arises because the domain search list in IPv6 Router Advertisement DNSSL options is not validated; the option body is passed to resolvconf(8) unmodified, and resolvconf(8) is a shell script that does not validate input, allowing she...

CVE-2025-14558

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

CVE-2025-14558 Remote code execution via ND6 Router Advertisements

The rtsol8 and rtsold8 programs do not validate the domain search list options provided in router advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8 is a shell script which does not validate its input. A lack of quoting meant that shell commands pass as input...

📄 FreeBSD rtsold/rtsol DNSSL Command Injection

This Metasploit module exploits a command injection vulnerability CVE-2025-14558 in FreeBSD's rtsol8 and rtsold8 programs. These programs do not validate the domain search list options provided in IPv6 Router Advertisement messages; the option body is passed to resolvconf8 unmodified. resolvconf8...

📄 FreeBSD 15.x rtsold DNSSL Command Injection

This Metasploit module targets a command injection vulnerability in the FreeBSD rtsold daemon related to the handling of DNSSL DNS Search List options in IPv6 Router Advertisements. Due to improper validation of domain names, attacker-controlled DNSSL values can inject shell commands via $...

MiracleLinux 7 : containernetworking-plugins-0.8.3-3.el7 (AXSA:2020-186:02)

The remote MiracleLinux 7 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2020-186:02 advisory. containernetworking/plugins: IPv6 router advertisements allow for MitM attacks on IPv4 clusters CVE-2020-10749 Tenable has extracted the preceding description...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001075)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001075 advisory. The ip6routeadd function in net/ipv6/route.c in the Linux kernel through 3.13.6 does not properly count the addition of routes, which allows remote attackers to caus...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000991)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000991 advisory. net/ipv6/addrconf.c in the IPv6 stack in the Linux kernel before 4.0 does not validate attempted changes to the MTU value, which allows context-dependent attackers t...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002254)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002254 advisory. The ip6routeadd function in net/ipv6/route.c in the Linux kernel through 3.13.6 does not properly count the addition of routes, which allows remote attackers to caus...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-001839)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-001839 advisory. The fib6addrt2node function in net/ipv6/ip6fib.c in the IPv6 stack in the Linux kernel through 3.10.1 does not properly handle Router Advertisement RA messages in...