PT-2025-39307

Name of the Vulnerable Software and Affected Versions Cisco IOS and IOS XE Software versions prior to IOS XE 17.15.4a Description A vulnerability exists in the Simple Network Management Protocol SNMP subsystem of Cisco IOS and IOS XE Software. This flaw, a stack overflow condition, allows an...

PT-2025-39292

Name of the Vulnerable Software and Affected Versions Cisco Access Point Software affected versions not specified Description A flaw exists in the IPv6 Router Advertisement RA packet processing that could allow an unauthenticated, adjacent attacker to modify the IPv6 gateway on an affected device...

Server-side Request Forgery (SSRF)

Overview is-localhost-ip is a Checks whether given DNS name or IPv4/IPv6 address belongs to a local machine Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the isLocalhost function which misclassifies IP addresses and allows localhost checks to be bypassed...

CVE-2025-59691

PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. In the CLI client, the VPN auto-reconnects and claims to be connected, but IPv6 traffic is no longer routed or blocked. In th...

Linux Distros Unpatched Vulnerability : CVE-2023-53343

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as...

CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

DEBIAN-CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

AZL-67565 CVE-2025-39850 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in arp,neighreduce when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation messages if it is able to reply on behalf of...

UBUNTU-CVE-2025-39850

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in arp,neighreduce when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation messages if it is able to reply on behalf of...

CVE-2025-39852

CVE-2025-39852: Linux kernel TCP stack IPv6 TCP-AO path leaks memory when tcp_v6_syn_recv_sock() exits on error due to missing error-handling cleanup. The linked Astra/OpenSUSE advisories confirm the fix adds inet_csk_prepare_forced_close() and tcp_done() (as in the IPv4 path) to ensure the new s...

CVE-2025-39852 net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

OESA-2025-2310 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the nex...

Linux kernel 安全漏洞

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 Linux kernel that stems from improper handling of TCP-AO failures, which could lead to a memory leak in IPv6 sockets...

UBUNTU-CVE-2025-59691

PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. In the CLI client, the VPN auto-reconnects and claims to be connected, but IPv6 traffic is no longer routed or blocked. In th...

CVE-2025-59691

PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. In the CLI client, the VPN auto-reconnects and claims to be connected, but IPv6 traffic is no longer routed or blocked. In th...

CVE-2025-59691

PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. In the CLI client, the VPN auto-reconnects and claims to be connected, but IPv6 traffic is no longer routed or blocked. In th...

SUSE CVE-2023-53189

In the Linux kernel, the following vulnerability has been resolved: ipv6/addrconf: fix a potential refcount underflow for idev Now in addrconfmodrstimer, reference idev depends on whether rstimer is not pending. Then modify rstimer timeout. There is a time gap in 1, during which if the pending...

SUSE CVE-2023-53343

In the Linux kernel, the following vulnerability has been resolved: icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP and will be forwarded to an external IP in the IPv6 Ex...

CVE-2023-53365

In the Linux kernel, the following vulnerability has been resolved: ip6mr: Fix skbunderpanic in ip6mrcachereport skbuff: skbunderpanic: text:ffffffff88771f69 len:56 put:-4 head:ffff88805f86a800 data:ffff887f5f86a850 tail:0x88 end:0x2c0 dev:pim6reg ------------ cut here ------------ kernel BUG at...