Security Bulletin: Multiple vulnerabilities in IBM Tivoli Network Manager IP Edition

Summary Multiple vulnerabilities were addressed in IBM Tivoli Network Manager IP Edition 4.2.0.24 IFix 1 Vulnerability Details CVEID:CVE-2025-11143 DESCRIPTION: The Jetty URI parser has some key differences to other common parsers when evaluating invalid or unusual URIs. Differential parsing of...

Security Bulletin: IBM Technical Support Appliance is affected by a timing channel vulnerability in Bouncy Castle BC-JAVA

Summary IBM Technical Support Appliance TSA includes a vulnerable version of the Bouncy Castle BC-JAVA library bcprov-jdk18on-1.78.1.jar. A flaw in the FrodoEngine component may expose information through a covert timing channel, potentially affecting the confidentiality of cryptographic operatio...

Security Bulletin: Multiple vulnerabilities in IBM Rational Developer for i (CVE-2026-3505, CVE-2025-14813, CVE-2026-0636, CVE-2026-5598, CVE-2026-33671, CVE-2026-33672, CVE-2026-5588, CVE-2026-40175)

Summary IBM Rational Developer for i is affected by an uncontrolled resource consumption vulnerability in Bcpg CVE-2026-3505, a broken or risky cryptographic vulnerability in Bcprov CVE-2025-14813, an LDAP injection vulnerability in Bcprov CVE-2026-0636, a covert timing channel vulnerability in...

Security Bulletin: IBM Technical Support Appliance is affected by an LDAP Injection Vulnerability in Bouncy Castle BC-JAVA

Summary IBM Technical Support Appliance TSA includes a vulnerable version of the Bouncy Castle BC-JAVA provider library bcprov-jdk18on-1.78.1.jar. A flaw in the BC-JAVA LDAP certificate store implementation LDAPStoreHelper could allow improper neutralization of special elements used in LDAP...

Medium: bouncycastle

Issue Overview: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules. PKIX draft CompositeVerifier accepts empty signature sequence as valid. This issue affects BC-JAVA: from 1.49 before 1.84. CVE-2026-5588 Affected...

Amazon Linux 2023 : bouncycastle, bouncycastle-javadoc, bouncycastle-mail (ALAS2023-2026-1775)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1775 advisory. Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules. PKIX draft CompositeVerifier accepts empty signature sequence as...

Security Bulletin: Due to use of bcpkix-jdk18on-1.81.jar, IBM Sterling Connect:Direct Web Services is affected by Use of a Broken or Risky Cryptographic Algorithm vulnerability.

Summary bcpkix-jdk18on-1.81.jar is used by IBM Sterling Connect:Direct Web Services CVE-2026-5588. Vulnerability Details CVEID:CVE-2026-5588 DESCRIPTION: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcpkix on all pkix modules, Legion o...

Security Bulletin: There is a vulnerability in bcprov-jdk18on-1.81.jar used by IBM Maximo Manage application in IBM Maximo Application Suite (CVE-2026-0636)

Summary There is a vulnerability in bcprov-jdk18on-1.81.jar used by IBM Maximo Manage application in IBM Maximo Application Suite. Vulnerability Details CVEID:CVE-2026-0636 DESCRIPTION: Improper neutralization of special elements used in an LDAP query 'LDAP injection' vulnerability in Legion of t...

Security Bulletin: IBM Sterling Connect:Direct for Microsoft Windows is vulnerable to an issue in Bouncy Castle

Summary There is a vulnerability in Bouncy Castle used by IBM Sterling Connect:Direct for Microsoft Windows. IBM Sterling Connect:Direct for Microsoft Windows has addressed the applicable CVE CVE-2026-5588. Vulnerability Details CVEID:CVE-2026-5588 DESCRIPTION: Use of a Broken or Risky...

Security Bulletin: IBM Sterling Control Center is affected by vulnerabilities in Bouncy Castle bcprov-jdk (CVE-2025-14813, CVE-2026-5598)

Summary IBM Sterling Control Center is affected by vulnerabilities CVE-2025-14813, CVE-2026-5598 reported for bcprov-jdk18on-1.81.jar. Vulnerability Details CVEID:CVE-2025-14813 DESCRIPTION: : Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JA...

Unity Linux 20.1060e / 20.1070e Security Update: bouncycastle (UTSA-2026-016627)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016627 advisory. Bouncy Castle BC Java before 1.66, BC C .NET before 1.8.7, BC-FJA before 1.0.1.2, 1.0.2.1, and BC-FNA before 1.0.1.1 have a timing issue within the EC math library...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by vulnerabilities in Bouncy Castle Crypto (CVE-2025-14813, CVE-2026-5598)

Summary SPSS Collaboration and Deployment Services is affected by vulnerabilities in Bouncy Castle Crypto CVE-2025-14813, CVE-2026-5598. This has been addressed in the remediation section. Vulnerability Details CVEID:CVE-2025-14813 DESCRIPTION: : Use of a Broken or Risky Cryptographic Algorithm...

Astra Linux – Vulnerability in Bouncycastle

The Bouncy Castle For Java version prior to 1.74 is affected by an LDAP injection vulnerability. This vulnerability only affects applications that use the LDAP CertStore provided by Bouncy Castle to validate X.509 certificates. During the certificate validation process, Bouncy Castle inserts the...

Amazon Linux 2023 : bouncycastle, bouncycastle-javadoc, bouncycastle-mail (ALAS2023-2026-1688)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1688 advisory. Use of a Broken or Risky Cryptographic Algorithm vulnerability in Legion of the Bouncy Castle Inc. BC-JAVA bcprov on all core modules. This vulnerability is associated with program files...

CVE-2026-8149

A vulnerability in Legion of the Bouncy Castle Inc. BC-LTS on Linux, X8664, AVX, AVX-512f. This vulnerability is associated with program files gcm128w, gcm512w. This issue affects BC-LTS: from 2.73.0 before 2.73.11...

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: 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: 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: 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...