CVE-2026-88830

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message...

CVE-2026-88830

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message. This vulnerability occurs because the system allocates bytes instead of digits during the reduction process. To mitigate thi...

CVE-2026-88830 Busybox: busybox: tls montgomery reduction allocates bytes instead of digits, causing a pre-auth heap buffer overflow

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message...

EUVD-2026-85425

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message...

CVE-2026-88830 Busybox: busybox: tls montgomery reduction allocates bytes instead of digits, causing a pre-auth heap buffer overflow

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message...

CVE-2026-88830

A unit confusion in BusyBox TLS Montgomery reduction buffer allocation causes a pre-authentication heap buffer overflow when processing a crafted ClientKeyExchange message. Mitigation Do not use the BusyBox sslserver applet in production environments. Use a well-maintained TLS implementation such...

DRUPAL-CONTRIB-2026-176

The Cloud module enables users to manage cloud infrastructure through Drupal. The Kubernetes and VMware integrations do not properly validate TLS certificates when connecting to remote API endpoints. An attacker who can intercept these connections may obtain secret tokens or other credentials,...

CVE-2026-94055

A flaw was found in Exim. When certain non-default TLS Transport Layer Security settings are used with GnuTLS, a use-after-free vulnerability exists. This flaw could allow a remote attacker to trigger a system crash, leading to a denial of service. Mitigation Disable the non-default...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

DEBIAN-CVE-2026-86243

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

UBUNTU-CVE-2026-86243

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

Fixed in Apache Tomcat Native Connector 2.0.16 / 1.3.9

Important: Client certificate requirements can be down-graded CVE-2026-86247 A race condition allowed client certificate verification requirements to be down-graded for some configurations. This was fixed with commit fb688de4 2.0.x and 3dc73c11 1.3.x. This issue was reported to the Tomcat securit...

EUVD-2026-85267

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243

A buffer over-read vulnerability exists in Apache Tomcat Native during the TLS handshake , which can allow a malicious user to trigger a Denial of Service (DoS) by causing a JVM crash . This vulnerability affects versions 1.3.0 through 1.3.8 and 2.0.0 through 2.0.15 , though earlier unsupported v...

CVE-2026-86243 Apache Tomcat Native: DoS via TLS handshake

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243 Apache Tomcat Native: DoS via TLS handshake

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...

CVE-2026-86243 Apache Tomcat Native: DoS via TLS handshake

Buffer over-read vulnerability in Apache Tomcat Native during the TLS handshake permits a malicious user to trigger a DoS via a JVM crash. This issue affects Apache Tomcat Native: from 2.0.0 through 2.0.15, from 1.3.0 through 1.3.8. Earlier, unsupported versions may also be affected. Users are...