CVE-2026-54876 Client-Side Memory Leak in OCSP Response Checking

Issue summary: A malicious TLS server can cause a memory leak in a TLS client that has enabled OCSP response checking by sending an OCSP response that contains no single response entries. Impact summary: An attacker can leak an attacker-tunable amount of memory per TLS handshake in a victim clien...

OpenSSL 4.0.0 < 4.0.2 Vulnerability

The version of OpenSSL installed on the remote host is prior to 4.0.2. It is, therefore, affected by a vulnerability as referenced in the 4.0.2 advisory. - Issue summary: A malicious TLS server can cause a memory leak in a TLS client that has enabled OCSP response checking by sending an OCSP...

MGASA-2026-0289 Updated apache packages fix security vulnerabilities

The updated packages fix security vulnerabilities: Apache HTTP Server: modldap per-dir use-after-free. CVE-2026-29167 Apache HTTP Server: modproxyftp XSS. CVE-2026-29170 Apache HTTP Server: modproxyhtml buffer overflow. CVE-2026-34355 Apache HTTP Server: ProxyPassReverseCookieMap buffer overflow...

CVE-2026-44900

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.1, in SignedPublicKeysTrustValidatorImpl.isTrusted, the ECDSA signature verification at line 45 discards the boolean return value of Signature.verify. The method performs certificate chain...

CVE-2026-44900

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.1, in SignedPublicKeysTrustValidatorImpl.isTrusted, the ECDSA signature verification at line 45 discards the boolean return value of Signature.verify. The method performs certificate chain...

CVE-2026-44900 epa4all-client: VAU Signature bypass

epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.1, in SignedPublicKeysTrustValidatorImpl.isTrusted, the ECDSA signature verification at line 45 discards the boolean return value of Signature.verify. The method performs certificate chain...

PT-2026-39308

Name of the Vulnerable Software and Affected Versions epa4all-client affected versions not specified Description A signature bypass exists in the isTrusted function of the SignedPublicKeysTrustValidatorImpl class. The ECDSA signature verification process discards the boolean return value of the...

EUVD-2017-7135

Malware in sbrugna...

EUVD-2018-19721

Malware in sbrugna...

Certificate Validation Bypass

Apache Tomcat Native Connector is vulnerable to certificate validation bypass. A remote unauthenticated attacker can create a client certificate with a specially crafted AIA-Extension field that, when parsed by Tomcat Native, will trigger a parser error and cause the OCSP check to be skipped...

Apache Tomcat Native Authentication Vulnerability (CNVD-2018-15547)

Apache Tomcat is the United States Apache Apache Software Foundation under the Jakarta project of a lightweight Web application server , it is mainly used for the development and debugging of JSP programs for small and medium-sized systems.Apache Tomcat Native is a support for the use of native...

Design/Logic Flaw

Apache Tomcat Native 1.2.0 to 1.2.16 and 1.1.23 to 1.1.34 has a flaw that does not properly check OCSP pre-produced responses, which are lists multiple entries of certificate statuses. Subsequently, revoked client certificates may not be properly identified, allowing for users to authenticate wit...

Amazon Linux AMI : tomcat-native (ALAS-2018-965)

Mishandling of client certificates can allow for OCSP check bypass : When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native Connector 1.2.0 to 1.2.14 and 1.1.23 to 1.1.34 did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip...

Medium: tomcat-native

Issue Overview: Mishandling of client certificates can allow for OCSP check bypass: When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native Connector 1.2.0 to 1.2.14 and 1.1.23 to 1.1.34 did not correctly handle fields longer than 127 bytes. The result of the parsing...

MGASA-2018-0150 Updated tomcat-native package fixes security vulnerability

When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates that should have been rejected if the OCSP check...

Updated tomcat-native package fixes security vulnerability

When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates that should have been rejected if the OCSP check...

Debian DLA-1276-1 : tomcat-native security update

Jonas Klempel discovered that, when parsing the AIA-Extension field of a client certificate, Apache Tomcat Native did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates that should have...

CVE-2017-15698

When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native Connector 1.2.0 to 1.2.14 and 1.1.23 to 1.1.34 did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates th...

Design/Logic Flaw

When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native Connector 1.2.0 to 1.2.14 and 1.1.23 to 1.1.34 did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates th...

CVE-2017-15698

When parsing the AIA-Extension field of a client certificate, Apache Tomcat Native Connector 1.2.0 to 1.2.14 and 1.1.23 to 1.1.34 did not correctly handle fields longer than 127 bytes. The result of the parsing error was to skip the OCSP check. It was therefore possible for client certificates th...