gnutls: GnuTLS: Denial of Service via heap buffer overflow in DTLS handshake fragment reassembly

A heap buffer overflow vulnerability exists in the DTLS handshake fragment reassembly logic of GnuTLS. The issue arises in mergehandshakepacket where incoming handshake fragments are matched and merged based solely on handshake type, without validating that the messagelength field remains...

Important: Red Hat Security Advisory: gnutls security update

An update for gnutls is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

gnutls: GnuTLS: Denial of Service via heap buffer overflow in DTLS handshake fragment reassembly

A heap buffer overflow vulnerability exists in the DTLS handshake fragment reassembly logic of GnuTLS. The issue arises in mergehandshakepacket where incoming handshake fragments are matched and merged based solely on handshake type, without validating that the messagelength field remains...

gnutls: gnutls: Denial of Service via DTLS packet reordering vulnerability

A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security DTLS packet reordering logic. The comparator function, responsible for ordering DTLS packets by sequence numbers, did not correctly handle packets with duplicate sequence numbers. This...

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...

PT-2026-43271

Name of the Vulnerable Software and Affected Versions FastNetMon Community Edition versions prior to 1.2.10 Description An out-of-bounds read exists in the NetFlow v9 options template parser. In the process netflow v9 options template function, the scope parsing loop iterates until scopes offset...

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...

ALSA-2026:20612 Important: gnutls security update

The gnutls packages provide the GNU Transport Layer Security GnuTLS library, which implements cryptographic algorithms and protocols such as SSL, TLS, and DTLS. Security Fixes: gnutls: Fix qsort comparator in DTLS reassembly CVE-2026-42009 gnutls: Fix crashing on an underflow with a DTLS datagram...

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...

The vulnerability in the implementation of the RDS network protocol of the Linux operating system allows a hacker to increase their privileges and cause service failures.

The vulnerability of the Linux operating system’s network protocol implementation is related to the repeated release of memory. Exploiting this vulnerability can allow an attacker to increase their privileges and cause service interruptions...

CVE-2026-9395

The CVE-2026-9395 entry describes a vulnerability in Besen BS20 EV Charging Station (firmware cutoff 20260426) affecting an unspecified function of the BLE/UDP component. The issue is described as leading to insufficiently protected credentials, with the attack requiring access from the local net...

EUVD-2026-31547

A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions,...

CVE-2026-9395 Besen BS20 EV Charging Station BLE/UDP insufficiently protected credentials

A vulnerability was identified in Besen BS20 EV Charging Station up to 20260426. Affected is an unknown function of the component BLE/UDP. The manipulation leads to insufficiently protected credentials. The attack needs to be initiated within the local network. The original disclosure mentions,...

Besen BS20 EV Charging Station 安全漏洞

The Besen BS20 EV Charging Station is an AC electric vehicle wall-mounted charging station developed by the Chinese company Besen. The Besen BS20 EV Charging Station, including versions dated before April 2026, contains security vulnerabilities. These vulnerabilities stem from improper operation ...

ROS-20260524-73-0056

A vulnerability in the ngxresolvercopy function of the nginx server is related to a single offset error resulting from writing a dot character '.', 0x2E outside of the heap buffer. Exploitation of the vulnerability could allow an attacker acting remotely to execute arbitrary code or cause a denia...

OESA-2026-2404 gnutls security update

GnuTLS is a secure communications library implementing the SSL, TLS and DTLS protocols and technologies around them. It provides a simple C language application programming interface API to access the secure communications protocols as well as APIs to parse and write X.509, PKCS 12, and other...

Advisory ROSA-SA-2026-3293

CVE-ID: CVE-2026-46300 BDU-ID: None CVE-Crit: Not available CVE-DESCRIPTION: A vulnerability in the XFRM ESP-in-TCP subsystem of Linux kernels. A logical error occurs when transitioning a TCP socket to the espintcp mode after writing file data to the receive queue. The kernel processes file pages...

CVE-2026-9054

An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic...

CVE-2026-43494

In the Linux kernel, the following vulnerability has been resolved: net/rds: reset opnents when zerocopy page pin fails When iovitergetpages2 fails in rdsmessagezcopyfromuser, the pinned pages are released with putpage, and rm-data.opmmpznotifier is cleared. But we fail to properly clear...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : GnuTLS vulnerabilities (USN-8284-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8284-1 advisory. Joshua Rogers discovered that GnuTLS did not properly handle malformed DTLS handshake fragments in certain cases. A remot...