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CVE-2025-8916— Possible DOS in processing large name constraint structures in PKIXCertPathReveiwer

Quick assessment

Affected
Legion of the Bouncy Castle Inc. BC Java
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Bouncy Castle是Bouncy Castle组织的密码学中使用的API集合。它包括适用于Java和C#编程语言的API 。 Bouncy Castle for Java BC 1.44至1.78版本、BCPKIX FIPS 1.0.0至1.0.7版本和BCPKIX FIPS 2.0.0至2.0.7版本存在安全漏洞，该漏洞源于资源分配无限制可能导致过度分配。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking

Affected Version Matrix 4

VendorProduct Version RangeStatus
Legion of the Bouncy Castle Inc. BC Java 1.44≤ 1.78 affected
1.44≤ 1.78 affected
Legion of the Bouncy Castle Inc. BCPKIX FIPS 1.0.0≤ 1.0.7 affected
2.0.0≤ 2.0.7 affected
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I. Basic Information for CVE-2025-8916

Vulnerability Information
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Vulnerability Title
Possible DOS in processing large name constraint structures in PKIXCertPathReveiwer
Source: CVE Program / CVE List V5
Vulnerability Description
Allocation of Resources Without Limits or Throttling vulnerability in Legion of the Bouncy Castle Inc. BC Java bcpkix on All (API modules), Legion of the Bouncy Castle Inc. BC Java bcprov on All (API modules), Legion of the Bouncy Castle Inc. BCPKIX FIPS bcpkix-fips on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files https://github.Com/bcgit/bc-java/blob/main/pkix/src/main/java/org/bouncycastle/pkix/jcajce/PKIXCertPathReviewer.Java, https://github.Com/bcgit/bc-java/blob/main/prov/src/main/java/org/bouncycastle/x509/PKIXCertPathReviewer.Java. This issue affects BC Java: from 1.44 through 1.78; BC Java: from 1.44 through 1.78; BCPKIX FIPS: from 1.0.0 through 1.0.7, from 2.0.0 through 2.0.7.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/S:P/R:U/RE:M/U:Amber
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
Bouncy Castle 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bouncy Castle是Bouncy Castle组织的密码学中使用的API集合。它包括适用于Java和C#编程语言的API 。 Bouncy Castle for Java BC 1.44至1.78版本、BCPKIX FIPS 1.0.0至1.0.7版本和BCPKIX FIPS 2.0.0至2.0.7版本存在安全漏洞，该漏洞源于资源分配无限制可能导致过度分配。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Legion of the Bouncy Castle Inc. BC Java 1.44 ~ 1.78 -
Legion of the Bouncy Castle Inc. BC Java 1.44 ~ 1.78 -
Legion of the Bouncy Castle Inc. BCPKIX FIPS 1.0.0 ~ 1.0.7 -

II. Public POCs for CVE-2025-8916

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III. Intelligence Information for CVE-2025-8916

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IV. Related Vulnerabilities

Same product: BC Java
Same vendor: Legion of the Bouncy Castle Inc.
Same weakness: CWE-770

V. Comments for CVE-2025-8916

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