Siemens SIMATIC S7-1500 CPU 1518 MFP Improper Update of Reference Count (CVE-2025-38732)

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-011353)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011353 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN wh...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-011413)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011413 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN wh...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: Do not leak the destination refcount for loopback packets. Recent patches that added a warning when replacing the skb dst entry fixed an old bug. WARNINGS: - include/linux/skbuff.h:1165: skbdstcheckunset →...

SUSE CVE-2025-38732

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

netfilter: nf_reject: don't leak dst refcount for loopback packets

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AZL-73935 CVE-2025-38732 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

CVE-2025-38732

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

AZL-67016 CVE-2025-38732 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

UBUNTU-CVE-2025-38732

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

CVE-2025-38732

CVE-2025-38732 refers to a Linux kernel vulnerability in netfilter nf_reject where loopback packets could cause a dst refcount leak. The issue arises from a patch that added a WARN during skb dst entry replacement but forgot that loopback packets already have a dst_entry attached (even at PRE_ROU...

CVE-2025-38732 netfilter: nf_reject: don't leak dst refcount for loopback packets

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

CVE-2025-38732 netfilter: nf_reject: don't leak dst refcount for loopback packets

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfreject: don't leak dst refcount for loopback packets recent patches to add a WARN when replacing skb dst entry found an old bug: WARNING: include/linux/skbuff.h:1165 skbdstcheckunset include/linux/skbuff.h:1164 inlin...

CVE-2024-26640

A vulnerability was found in Linux Kernel where rx zerocopy feature allowed mapping of pages owned by the filesystem, leading to potential system panic which is caused by the lack of sanity checks to rx zerocopy. A local authenticated attacker could exploit this vulnerability to cause a denial of...

CVE-2024-26640

CVE-2024-26640 — Linux kernel TCP rx zerocopy sanity checks (Mode C) Affects: Linux kernel TCP rx zerocopy path. Root cause: can_map_frag() lacked validation when mapping NIC-allocated pages, risking misuse of pages owned by filesystems. The patch adds two checks: (1) the page must not be a compo...

SUSE CVE-2015-7504

Heap-based buffer overflow in the pcnetreceive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service instance crash or possibly execute arbitrary code via a series of packets in loopback mode...

Windows Packet Sniffing Library: Npcap

Nmap Project’s packet sniffing library for Windows, based on WinPcap/Libpcap improved with NDIS 6 and LWF Npcap is an update of WinPcap to NDIS 6 Light-Weight Filter LWF .aspx technique. It supports Windows Vista, 7, 8 and 10. It is sponsored but not officially supported by the Nmap Project and...