UBUNTU-CVE-2026-71290

Improper TLS hostname verification vulnerability in Apache HttpComponents Client 5.4 or newer. HostnameVerificationPolicyBUILTIN setting has no effect when used with the async version of HttpClient. An attacker that can intercept and modify traffic between the client and the server can impersonat...

netty-codec-haproxy: Netty HAProxy PROXY protocol v2 codec: Denial of Service via memory leak from crafted PROXY protocol headers

A flaw was found in the Netty HAProxy PROXY protocol v2 codec. A remote attacker can exploit this vulnerability by sending a specially crafted HAProxy PROXY protocol v2 header with nested PP2TYPESSL type-length-value TLV records. This can lead to a memory leak, causing the underlying cumulation...

CVE-2026-73214 coturn allocates a full per-peer SSL/session before verifying the DTLS cookie, enabling source-spoofing/botnet state-exhaustion DoS

Coturn is a free open source implementation of TURN and STUN Server. Prior to 4.16.0, dtlsserverinputhandler and createnewconnectedudpsocket in src/apps/relay/dtlslistener.c retain OpenSSL dtls1reassemblefragment state for a 35-byte fragmented ClientHello declaring a 650,000-byte handshake before...

CVE-2026-20349

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

CVE-2026-20349 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

EUVD-2026-56643

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

CVE-2026-20349

The CVE-2026-20349 issue affects Cisco Secure Firewall ASA/FTD Remote Access SSL VPN, caused by insufficient error checking when processing HTTP requests. An unauthenticated, remote attacker can send a crafted HTTP request to the VPN service and cause the device to reload, triggering a denial-of-...

CVE-2026-20349 Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

netty-handler: Netty: Denial of Service due to eager buffer allocation in TLS handshake

A flaw was found in Netty, a network application framework. A remote attacker can exploit this vulnerability by sending a crafted TLS Transport Layer Security ClientHello message. This can lead to an eager allocation of a large memory buffer, causing a Denial of Service DoS due to excessive memor...

netty-handler: Netty: Improper trust manager handling leads to hostname verification bypass

A flaw was found in Netty, a network application framework. This vulnerability allows a remote attacker to bypass hostname verification due to improper handling of user-supplied trust managers. When a client is configured with a plain X.509 Trust Manager X509TrustManager, it fails to perform...

Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense Software Remote Access SSL VPN Denial of Service Vulnerability

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

CVE-2026-15554

the Undertow AJP listener honours forged sslcert and isssl AJP attributes without requiring any shared-secret authentication. This enables an unauthenticated attacker with direct TCP access to port 8009 to bypass CLIENT-CERT authentication by injecting a forged X.509 certificate via the AJP...

postgresql security update

13.23-5 - Apply patch for CVE-2026-6479 in prep section - Resolves: CVE-2026-6479 13.23-4 - Backport fix for CVE-2026-6479 from PostgreSQL 14.23 SSL/GSS init causes denial of service via uncontrolled recursion - Resolves: CVE-2026-6479...

PT-2026-70366

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall Adaptive Security Appliance ASA affected versions not specified Cisco Secure Firewall Threat Defense FTD affected versions not specified Description Insufficient error checking when processing HTTP requests in the Remote...

CVE-2026-20349: Improper Clearing of Heap Memory Before Release

A vulnerability in the Remote Access SSL VPN service for Cisco Secure Firewall Adaptive Security Appliance ASA Software and Cisco Secure Firewall Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of servic...

Oracle Linux 9 : postgresql (ELSA-2026-52395)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-52395 advisory. - Apply patch for CVE-2026-6479 in prep section - Resolves: CVE-2026-6479 - Backport fix for CVE-2026-6479 from PostgreSQL 14.23 SSL/GSS init causes denial of...

VulnCheck KEV: CVE-2026-20349

Cisco Secure Firewall Adaptive Security Appliance ASA and Secure Firewall Threat Defense FTD contain a heap inspection vulnerability that could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a denial of service DoS condition...

postgresql: PostgreSQL: Denial of Service via uncontrolled recursion in SSL/GSS negotiation

A flaw was found in PostgreSQL. Uncontrolled recursion during SSL Secure Sockets Layer and GSS Generic Security Service negotiation allows an attacker to achieve a sustained denial of service. This can be exploited by an attacker with access to a PostgreSQL AFUNIX socket. If SSL and GSS are both...

Important: Red Hat Security Advisory: postgresql:12 security update

An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

[SECURITY] Fedora 43 Update: python-wsgidav-4.3.5-1.fc43

A generic and extendable WebDAV server written in Python and based on WSGI. Main features: =E2=80=A2 WsgiDAV is a stand-alone WebDAV server with SSL support, that can be installed and run as Python command line script. =E2=80=A2 The python-pam library is needed as extra requirement if pam-login...