How many CVEs have patched WithinDNSubtree?

1 published CVEs changed WithinDNSubtree in bcgit/bc-csharp, in 1 distinct patches totalling 108 changed lines, between 2026 and 2026.

What is the latest CVE that changed WithinDNSubtree?

CVE-2026-63577 (Name Constraints bypass: directoryName constraint matched at any position in the DN instead of as a prefix), published 2026-10-02, changed lines 49 to 135 of crypto/src/pkix/PkixNameConstraintValidator.cs.

How does WithinDNSubtree compare to the rest of bcgit/bc-csharp?

bcgit/bc-csharp has 23 CVEs with a located fix in total; 1 of them changed WithinDNSubtree.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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bcgit/bc-csharp

Function

WithinDNSubtree

Name: WithinDNSubtree in bcgit/bc-csharp: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

crypto/src/pkix/PkixNameConstraintValidator.cs

Last patched October 2, 2026

1

CVEs

That changed this function

1

Distinct patches

Backports counted once

108

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

WithinDNSubtree in bcgit/bc-csharp was changed by 1 published CVE fixes in 2026, in 1 distinct patches that added or removed 108 lines in total.

bcgit/bc-csharp has 23 CVEs with a located fix in total, so 4% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed WithinDNSubtree, newest first, with the lines each fix touched.

Name Constraints bypass: directoryName constraint matched at any position in the DN instead of as a prefix
CVE-2026-63577 · lines 49–135 · +74 −34
High · CVSS 8.2
EPSS 0.2%2026-10-02

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

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

GenerateCipherParameters3 CVEs · crypto/src/security/PbeUtilities.cs FindDepth3 CVEs · crypto/src/asn1/Asn1InputStream.cs FindLimit3 CVEs · crypto/src/asn1/Asn1InputStream.cs ImplGetInteger3 CVEs · crypto/src/math/ec/ECCurve.cs BuildField3 CVEs · crypto/src/math/ec/ECCurve.cs ValidateIterations3 CVEs · crypto/src/pkcs/Pkcs12Utilities.cs

All patched functions in bcgit/bc-csharp

Frequently asked questions

Common questions about CVE fixes to WithinDNSubtree.

How many CVEs have patched WithinDNSubtree?: 1 published CVEs changed WithinDNSubtree in bcgit/bc-csharp, in 1 distinct patches totalling 108 changed lines, between 2026 and 2026.
What is the latest CVE that changed WithinDNSubtree?: CVE-2026-63577 (Name Constraints bypass: directoryName constraint matched at any position in the DN instead of as a prefix), published 2026-10-02, changed lines 49 to 135 of crypto/src/pkix/PkixNameConstraintValidator.cs.
How does WithinDNSubtree compare to the rest of bcgit/bc-csharp?: bcgit/bc-csharp has 23 CVEs with a located fix in total; 1 of them changed WithinDNSubtree.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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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