How many CVEs have a located fix in bcgit/bc-java?

73 published CVEs have a fix traced to functions in bcgit/bc-java, touching 441 functions across 202 files.

Which function in bcgit/bc-java has been patched by the most CVEs?

engineDoFinal in prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dh/IESCipher.java has been changed by 3 CVE fixes, from 2018 to 2018.

How large is a typical CVE fix in bcgit/bc-java?

The median fix changes 46 lines. 26% of fixes change 20 lines or fewer, and 16% change a single function.

How is a fix located to a function?

The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

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java

#50 of 500 repositories

bcgit/bc-java

Name: bcgit/bc-java: functions patched by CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Functions and files changed by CVE fixes in this repository.

Latest located fix October 3, 2026

73

CVE fixes located

Published CVEs

441

Functions patched

Distinct function sites

202

Files patched

Distinct source files

2017–2026

Years covered

By CVE publication date

Overview

73 published CVEs have a fix traced to functions in bcgit/bc-java, the earliest published in 2017. Those fixes changed 441 distinct functions across 202 files, in 1,027 patch hunks.

Among the 500 repositories tracked here, bcgit/bc-java ranks #50 by the number of CVEs with a located fix.

Most patched functions

Functions in bcgit/bc-java changed by the most CVE fixes.

Most patched files

Files in bcgit/bc-java changed by the most CVE fixes.

1core/src/main/java/org/bouncycastle/util/Properties.java7 CVEs · 2 functions
2prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/IESCipher.java3 CVEs · 7 functions
3pg/src/main/java/org/bouncycastle/openpgp/operator/jcajce/JceAEADUtil.java3 CVEs · 6 functions
4prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dh/IESCipher.java3 CVEs · 6 functions
5pg/src/main/java/org/bouncycastle/openpgp/operator/bc/BcAEADUtil.java3 CVEs · 5 functions
6core/src/main/java/org/bouncycastle/crypto/engines/IESEngine.java3 CVEs · 4 functions
7prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/rsa/CipherSpi.java2 CVEs · 10 functions
8prov/src/main/java/org/bouncycastle/jcajce/provider/keystore/bc/BcKeyStoreSpi.java2 CVEs · 8 functions
9prov/src/main/java/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12KeyStoreSpi.java2 CVEs · 8 functions
10prov/src/main/java/org/bouncycastle/jcajce/provider/keystore/pkcs12/PKCS12PBMAC1KeyStoreSpi.java2 CVEs · 8 functions

Fix size

How much code a CVE fix in bcgit/bc-java changes, with backports counted once.

46

Median lines changed

Added plus removed, per CVE

26%

Fixes of 20 lines or fewer

Share of CVE fixes

16%

Fixes in a single function

Share of CVE fixes

Latest CVEs

The most recently published CVEs with a fix located in bcgit/bc-java, and the functions each fix changed.

MLS external commit can remove an arbitrary group member
CVE-2026-71890removesOwnPriorAppearance handle inferCommitType
High · CVSS 8.7
EPSS 0.2%2026-10-03
BLS12-381 key validation accepts a public key built on a foreign curve
CVE-2026-71891isCanonicalCurve keyValidate BLS12_381G1
High · CVSS 7.1
EPSS 0.2%2026-10-03
MLS X.509 credential not bound to the LeafNode signature key
CVE-2026-71885x509CredentialBindsSignatureKey Certificate getCertificates
Critical · CVSS 9.2
EPSS 0.2%2026-10-03
OpenPGP certification accepted from a subkey without certification authority
CVE-2026-71886flag mayHaveIssued
High · CVSS 8.2
EPSS 0.2%2026-10-03
OpenPGP data signature accepted from a signing subkey without cross-certification
CVE-2026-71887getApplyingSubpacket
High · CVSS 8.2
EPSS 0.1%2026-10-03
CMS AuthenticatedData exposes attacker-inserted authAttrs when digestAlgorithm is absent
CVE-2026-71888getAuthAttrSet AuthenticatedData CMSAuthenticatedDataParser
High · CVSS 8.7
EPSS 0.1%2026-10-03
PKIXCertPathReviewer does not apply X.509 name constraints to the target certificate
CVE-2026-71889checkNameConstraints
High · CVSS 8.7
EPSS 0.2%2026-10-03
CMS key-transport recipient key-size validation never runs for RFC 9709 HKDF-derived keys
CVE-2026-71892
Medium · CVSS 6.9
EPSS 0.2%2026-10-03
OpenPGP message truncation not reported, bypassing the SEIPDv1 integrity check
CVE-2026-85515readBlock readAeadFully close
High · CVSS 8.2
EPSS 0.2%2026-10-03
Legacy PBES1 and PKCS#12 PBE iteration count honoured unbounded in the raw JCA provider
CVE-2026-97873provider engineInit engineGenerateSecret
Medium · CVSS 5.3
EPSS 0.3%2026-10-03
NTRU leaks private key information by reducing secret values with a non-constant-time integer division
CVE-2026-18036bothNegativeMask sampleIidPlus
High · CVSS 8.2
EPSS 0.3%2026-10-02
Password-based KDF cost parameters honoured unbounded from untrusted input across the remaining PBE entry points
CVE-2026-17508validateKeyLength checkScryptCost provider
Medium · CVSS 5.3
EPSS 0.4%2026-10-02

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Frequently asked questions

Common questions about CVE fixes in bcgit/bc-java.

How many CVEs have a located fix in bcgit/bc-java?: 73 published CVEs have a fix traced to functions in bcgit/bc-java, touching 441 functions across 202 files.
Which function in bcgit/bc-java has been patched by the most CVEs?: engineDoFinal in prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/dh/IESCipher.java has been changed by 3 CVE fixes, from 2018 to 2018.
How large is a typical CVE fix in bcgit/bc-java?: The median fix changes 46 lines. 26% of fixes change 20 lines or fewer, and 16% change a single function.
How is a fix located to a function?: The upstream fix commit for each CVE is fetched and its diff is split into hunks. Each hunk is attributed to the function, method or type it changes, using the definition the diff itself names. Backports of the same fix to stable branches are counted once.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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