bouncycastle: BC-JAVA: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpg. A specially crafted PGP AEAD Authenticated Encryption with Associated Data message with an unbounded chunk size can lead to an excessive consumption of memory. This issue allows an unauthenticated remote attacker to cause memory...

bouncycastle: BC-JAVA: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpg. A specially crafted PGP AEAD Authenticated Encryption with Associated Data message with an unbounded chunk size can lead to an excessive consumption of memory. This issue allows an unauthenticated remote attacker to cause memory...

bouncycastle: BC-JAVA: GOSTCTR implementation unable to process more than 255 blocks correctly

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcprov. The GOSTCTR implementation is unable to securely process more than 255 blocks of data due to keystream reuse. This issue allows an attacker to break the fundamental confidentiality of any data protected by the G3413CTRBlockCiphe...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

TencentOS Server 4: bouncycastle (TSSA-2026:0647)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2026:0647 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:...

Security Bulletin: Due to use bcprov-jdk18on-1.79.jar, IBM webMethods Integration Server is affected by multiple vulnerabilities.

Summary Multiple vulnerabilities were addressed in IBM webMethods Integration Server by upgrading the version of the Bouncy Castle BC-Java bcprov jar to 1.84.0 Vulnerability Details CVEID:CVE-2025-14813 DESCRIPTION: : Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

bouncycastle: BC-JAVA: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpg. A specially crafted PGP AEAD Authenticated Encryption with Associated Data message with an unbounded chunk size can lead to an excessive consumption of memory. This issue allows an unauthenticated remote attacker to cause memory...

bouncycastle: BC-JAVA: LDAP injection vulnerability in LDAPStoreHelper.java

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcprov. The LDAPStoreHelper implementation fails to properly neutralize special elements in user-supplied input before incorporating them into LDAP queries. This allows a remote attacker to execute an LDAP injection attack by supplying...

bouncycastle: BC-JAVA: private key leakage via non-constant time comparisons

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA core. A covert timing channel vulnerability, caused by non-constant time comparisons, risks the leakage of private keys in the FrodoKEM implementation. An unauthenticated, remote attacker can potentially exploit this timing discrepancy ...

bouncycastle: BC-JAVA: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpg. A specially crafted PGP AEAD Authenticated Encryption with Associated Data message with an unbounded chunk size can lead to an excessive consumption of memory. This issue allows an unauthenticated remote attacker to cause memory...

bouncycastle: BC-JAVA: PKIX draft CompositeVerifier accepts empty signature sequence as valid

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix. The PKIX draft CompositeVerifier implementation improperly accepts an empty signature sequence as a valid cryptographic signature. This issue allows a remote attacker to bypass signature verification mechanisms, potentially...

bouncycastle: BC-JAVA: GOSTCTR implementation unable to process more than 255 blocks correctly

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcprov. The GOSTCTR implementation is unable to securely process more than 255 blocks of data due to keystream reuse. This issue allows an attacker to break the fundamental confidentiality of any data protected by the G3413CTRBlockCiphe...

bouncycastle: BC-JAVA: private key leakage via non-constant time comparisons

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA core. A covert timing channel vulnerability, caused by non-constant time comparisons, risks the leakage of private keys in the FrodoKEM implementation. An unauthenticated, remote attacker can potentially exploit this timing discrepancy ...

bouncycastle: BC-JAVA: GOSTCTR implementation unable to process more than 255 blocks correctly

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcprov. The GOSTCTR implementation is unable to securely process more than 255 blocks of data due to keystream reuse. This issue allows an attacker to break the fundamental confidentiality of any data protected by the G3413CTRBlockCiphe...

bouncycastle: BC-JAVA: LDAP injection vulnerability in LDAPStoreHelper.java

A flaw was found in Legion of the Bouncy Castle Inc. BC-JAVA bcprov. The LDAPStoreHelper implementation fails to properly neutralize special elements in user-supplied input before incorporating them into LDAP queries. This allows a remote attacker to execute an LDAP injection attack by supplying...

Security Bulletin: Multiple security vulnerabilities in IBM Business Automation Manager Open Editions

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed in IBM Business Automation Manager Open Editions 8.0.9-IF0002 Vulnerability Details CVEID:CVE-2026-5598 DESCRIPTION: Covert timing channel vulnerability in Legion of the...

Covert timing channel vulnerability at Bouncy Castle dependency at Crucible Server

This High severity Covert timing channel vulnerability was introduced in version 4.9.0 of Crucible Server. Atlassian recommends that Crucible Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Crucible Da...

Important: Red Hat Security Advisory: Red Hat JBoss Enterprise Application Platform 7.4.24 security update

A security update is now available for Red Hat JBoss Enterprise Application Platform 7.4. 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...

EUVD-2026-22872

Covert timing channel vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA core on all core modules. Non-constant time comparisons risk private key leakage in FrodoKEM. This issue affects BC-JAVA: from 2.17.3 before 1.84...