CVE-2026-48686

FastNetMon Community Edition through 1.2.9 contains a stack-based buffer overflow in the BGP NLRI Network Layer Reachability Information decoder. The function decodebgpsubnetencodingipv4raw in src/bgpprotocol.cpp reads prefixbitlength directly from the BGP packet line 99 without validating it is ...

smallbitvec 输入验证错误漏洞

smallbitvec is a small bit vector implemented as an inline or heap storage mechanism by Servo Open Source. In versions 1.0.1 to 2.6.0 of smallbitvec, there was a vulnerability related to input validation errors. This vulnerability stemmed from integer overflows in internal capacity calculations,...

CVE-2026-48689

CVE-2026-48689 affects FastNetMon Community Edition up to 1.2.9, due to an off-by-one heap-based buffer overflow in dynamic_binary_buffer.hpp. Five methods (append_dynamic_buffer, append_data_as_pointer, append_data_as_object_ptr, memcpy_from_ptr, memcpy_from_object_ptr) check bounds with offset ...

Important: kernel-livepatch-5.10.251-248.983

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: skbuff: propagate shared-frag marker through pskbcopy CVE-2026-46300 Affected Packages: kernel-livepatch-5.10.251-248.983 Issue Correction: Please ensure you have live patching enabled. Run yum update...

Important: dnsmasq

Issue Overview: A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet. CVE-2026-4890 A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause...

ROS-20260526-73-0007

A vulnerability in the lzmaindexappend function of the XZ Utils data compression package is related to a buffer overflow in dynamic memory. Exploitation of the vulnerability could allow an attacker acting remotely to execute arbitrary code...

EUVD-2026-31950

FastNetMon Community Edition through 1.2.9 has a buffer overflow, a different vulnerability than CVE-2026-48686 and CVE-2026-48689...

EUVD-2026-31898

FastNetMon Community Edition through 1.2.9 contains an integer overflow in the BGP ASPATH attribute encoder. In src/bgpprotocol.hpp, the IPv4UnicastAnnounce::getattributes function computes attributelength as 'sizeofbgpaspathsegmentelementt + this-aspathasns.size sizeofuint32t' and stores it in a...

FastNetMon 安全漏洞

FastNetMon is a high-performance DDoS detector/sensor developed by Pavel Odintsov, based on multiple packet capture engines. The FastNetMon Community Edition 1.2.9 and earlier versions have security vulnerabilities, which stem from buffer overflow exploits...

openSUSE 16 Security Update : libsndfile (openSUSE-SU-2026:20787-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20787-1 advisory. This update for libsndfile fixes the following issues - CVE-2025-52194: buffer overflow in the ircamreadheader function of file src/ircam.c when...

TencentOS Server 3: xorg-x11-server (TSSA-2026:0378)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0378 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

TencentOS Server 3: perl-XML-Parser (TSSA-2026:0356)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0356 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : ngtcp2 vulnerability (USN-8300-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8300-1 advisory. Zou Dikai discovered that ngtcp2 serialized peer transport parameters into a fixed 1024-byte stack buffer without bounds checking...

RHEL 8 : dnsmasq (RHSA-2026:20589)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:20589 advisory. The dnsmasq packages contain Dnsmasq, a lightweight DNS Domain Name Server forwarder and DHCP Dynamic Host Configuration Protocol server...

TencentOS Server 3: .NET 8.0 (TSSA-2026:0390)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0390 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

CVE-2026-48689

FastNetMon Community Edition through 1.2.9 contains an off-by-one heap-based buffer overflow in the dynamicbinarybuffert class src/dynamicbinarybuffer.hpp. Five methods appenddynamicbuffer, appenddataaspointer, appenddataasobjectptr, memcpyfromptr, memcpyfromobjectptr use an incorrect bounds chec...

CVE-2026-48684

FastNetMon Community Edition through 1.2.9 contains an out-of-bounds read in the NetFlow v9 options template parser. In processnetflowv9optionstemplate src/netflowplugin/netflowv9collector.cpp, the scope parsing loop lines 224-229 iterates until scopesoffset reaches the attacker-controlled...

CVE-2026-48690

FastNetMon Community Edition through 1.2.9 contains an integer overflow vulnerability in the packet capture buffer allocation. In src/packetstorage.hpp, the allocatebuffer function computes memorysizeinbytes as 'buffersizeinpackets maxcapturedpacketsize + sizeoffastnetmonpcappkthdrt +...

CVE-2026-48696

FastNetMon Community Edition through 1.2.9 has a buffer overflow, a different vulnerability than CVE-2026-48686 and CVE-2026-48689...

EUVD-2026-31840

FastNetMon Community Edition through 1.2.9 contains an out-of-bounds read in the NetFlow v9 options template parser. In processnetflowv9optionstemplate src/netflowplugin/netflowv9collector.cpp, the scope parsing loop lines 224-229 iterates until scopesoffset reaches the attacker-controlled...