[jdk25u-dev] Integrated: 8358159: Empty mode/padding in cipher transformations

[Roland Mesde]

On Tue, 16 Dec 2025 20:08:16 GMT, Roland Mesde <duke at openjdk.org> wrote:

> Backporting JDK-8358159: Empty mode/padding in cipher transformations.
> 
> Cipher transformation strings with empty mode or padding components (e.g., "AES/ /NoPadding") incorrectly throw 
> NoSuchAlgorithmException instead of being processed normally. This commit fixes the issue by treating empty mode or padding strings as null values during transformation parsing.
> 
> For parity with Oracle JDK.
> 
> Ran related tests on linux-x64, linux-aarch64, macos-aarch64 and windows-x64:
> 
> (Passed) - make test TEST=test/jdk/javax/crypto
> 
> Results attached:
> [linux-aarch64-specific-2-test.log](https://github.com/user-attachments/files/24200380/linux-aarch64-specific-2-test.log)
> [linux-x64-specific-2-test.log](https://github.com/user-attachments/files/24200381/linux-x64-specific-2-test.log)
> [macos-aarch64-specific-2-test.log](https://github.com/user-attachments/files/24200382/macos-aarch64-specific-2-test.log)
> [windows-x64-specific-2-test.log](https://github.com/user-attachments/files/24200383/windows-x64-specific-2-test.log)

This pull request has now been integrated.

Changeset: fae7da1f
Author:    Roland Mesde <mesde at amazon.com>
Committer: Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk25u-dev/commit/fae7da1f91bfd947eac4f98e8b888909f692deae
Stats:     68 lines in 2 files changed: 62 ins; 0 del; 6 mod

8358159: Empty mode/padding in cipher transformations

Backport-of: 3ff83ec49e561c44dd99508364b8ba068274b63a

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PR: https://git.openjdk.org/jdk25u-dev/pull/95