Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules), Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS bcprov-lts8on on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCFB.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeGCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/SHA256NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeEngine.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCBC.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCTR.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCFB.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeEngine.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCBC.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCMSIV.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCTR.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA256NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA224NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA3NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHAKENativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA512NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA384NativeDigest.Java.

This issue affects Bouncy Castle for Java FIPS: from 2.1.0 through 2.1.1; Bouncy Castle for Java LTS: from 2.73.0 through 2.73.7.

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00027.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS unaffected
Version Status Constraints
2.1.0 affected
≤ 2.1.1
Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS unaffected
Version Status Constraints
2.73.0 affected
≤ 2.73.7

No data.

No data.

Vendor Product Confidence Versions
Bouncycastle Bouncy Castle For Java — —

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-jv6h-4262-q663 Bouncy Castle Vulnerable to Uncontrolled Resource Consumption
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902025%E2%80%9012194 cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-12194 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-12194 cve-icon
History

Tue, 28 Oct 2025 00:15:00 +0000

Type Values Removed Values Added
Title bcprov-lts8on: bc-fips: Uncontrolled Resource Consumption vulnerability in Bouncy Castle
References
Metrics threat_severity

None

 cvssV3_1

{'score': 4.0, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'}

threat_severity

Moderate

Mon, 27 Oct 2025 22:30:00 +0000

Type Values Removed Values Added
First Time appeared Bouncycastle
Bouncycastle bouncy Castle For Java
Vendors & Products Bouncycastle
Bouncycastle bouncy Castle For Java

Mon, 27 Oct 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Fri, 24 Oct 2025 23:15:00 +0000

Type Values Removed Values Added
Description Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules), Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS bcprov-lts8on on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCFB.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeGCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/SHA256NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeEngine.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCBC.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCTR.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCFB.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeEngine.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCBC.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCMSIV.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCTR.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA256NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA224NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA3NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHAKENativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA512NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA384NativeDigest.java. This issue affects Bouncy Castle for Java FIPS: from 2.1.0 through 2.1.1; Bouncy Castle for Java LTS: from 2.73.0 through 3.73.7. Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules), Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS bcprov-lts8on on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCFB.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeGCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/SHA256NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeEngine.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCBC.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCTR.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCFB.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeEngine.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCBC.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCMSIV.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCCM.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCTR.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA256NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA224NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA3NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHAKENativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA512NativeDigest.Java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA384NativeDigest.Java. This issue affects Bouncy Castle for Java FIPS: from 2.1.0 through 2.1.1; Bouncy Castle for Java LTS: from 2.73.0 through 2.73.7.

Fri, 24 Oct 2025 23:00:00 +0000

Type Values Removed Values Added
Description Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules), Legion of the Bouncy Castle Inc. Bouncy Castle for Java LTS bcprov-lts8on on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCFB.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeGCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/SHA256NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeEngine.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCBC.java, core/src/main/jdk1.9/org/bouncycastle/crypto/fips/AESNativeCTR.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCFB.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeEngine.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCBC.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeGCMSIV.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCCM.java, core/src/main/jdk1.9/org/bouncycastle/crypto/engines/AESNativeCTR.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA256NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA224NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA3NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHAKENativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA512NativeDigest.java, core/src/main/jdk1.9/org/bouncycastle/crypto/digests/SHA384NativeDigest.java. This issue affects Bouncy Castle for Java FIPS: from 2.1.0 through 2.1.1; Bouncy Castle for Java LTS: from 2.73.0 through 3.73.7.
Weaknesses CWE-400
References
Metrics cvssV4_0

{'score': 5.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/S:P/AU:N/R:U/V:C/RE:M/U:Amber'}
cve-icon MITRE

Status: PUBLISHED

Assigner: bcorg

Published:

Updated: 2025-10-27T15:21:41.167Z

Reserved: 2025-10-24T20:54:20.444Z

Link: CVE-2025-12194

cve-icon Vulnrichment

Updated: 2025-10-27T15:21:35.931Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-10-24T23:15:39.277

Modified: 2025-10-27T13:20:15.637

Link: CVE-2025-12194

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-10-24T22:51:36Z

Links: CVE-2025-12194 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-10-27T22:10:26Z

Weaknesses