CVE-2025-50649

A buffer overflow vulnerability exists in the D-Link DI-8003 wireless router (firmware version 16.07.26A1 ) due to improper input validation and a lack of boundary checking. The flaw specifically affects the vlan_name parameter within the /shut_set.asp endpoint, where the system fails to verify t...

CVE-2025-50649

A buffer overflow vulnerability exists in D-Link DI-8003 16.07.26A1 due to improper input validation in the vlanname parameter in the /shutset.asp endpoint...

PT-2026-30786

My fellow Hungarians! I guarantee the integrity of the parliamentary elections on April 12, and that I will not exploit the zero-day vulnerability codenamed “VLAN Ghost Injection Vulnerability” CVE-2026-39011, as suggested by the Russian GRU agency! https://t.co/JaV7pRMngc...

mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations

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Linux Distros Unpatched Vulnerability : CVE-2026-31394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via...

SUSE CVE-2026-31394

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394

A flaw was found in the Linux kernel's mac80211 component. This vulnerability occurs when processing stations on APVLAN interfaces, such as 4-address Wireless Distribution System WDS clients. An attacker could trigger a null pointer dereference during Channel Switch Announcement CSA operations,...

EUVD-2026-18770

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394 mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394

CVE-2026-31394 concerns the Linux kernel mac80211 path where AP_VLAN (4addr) stations can trigger a NULL pointer dereference in __ieee80211_sta_cap_rx_bw() due to sta->sdata pointing to VLAN sdata, which may not participate in chanctx reservations. The root cause is that link->reserved.oper...

CVE-2026-31394 mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

CVE-2026-31394

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

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 accessing data linked to APVLAN sites without properly resolving the parent interface, potentially...

CVE-2026-5339

CVE-2026-5339 affects Tenda G103 1.0.0.5. The vulnerability is in the Setting Handler’s gpon.lua, function action_set_net_settings, where manipulating authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriority enables command injection remotely. Public exploit av...

CVE-2026-5339

A vulnerability was detected in Tenda G103 1.0.0.5. The impacted element is the function actionsetnetsettings of the file gpon.lua of the component Setting Handler. Performing a manipulation of the argument authLoid/authLoidPassword/authPassword/authSerialNo/authType/oltType/usVlanId/usVlanPriori...

kernel: macvlan: fix possible UAF in macvlan_forward_source()

In the Linux kernel, the following vulnerability has been resolved: macvlan: fix possible UAF in macvlanforwardsource Add RCU protection on struct macvlansourceentry-vlan. Whenever macvlanhashdelsource is called, we must clear entry-vlan pointer before RCU grace period starts. This allows...

CVE-2026-5178 Totolink A3300R cstecgi.cgi setIptvCfg command injection

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557b20221024. Affected by this issue is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument vlanPriLan3 leads to command injection. Remote exploitation of the attack is possible. The...

CVE-2026-20084

A vulnerability in the DHCP snooping feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause BOOTP packets to be forwarded between VLANs, resulting in a denial of service DoS condition. This vulnerability is due to improper handling of BOOTP packets on Cisco...