8329961: Buffer overflow in os::Linux::kernel_version

[jerboaa]

Follow-up fix to JDK-8321075 which is in 21.0.4. Should be low risk and avoids the potential buffer-overrun.

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Progress

• JDK-8329961 needs maintainer approval
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8329961: Buffer overflow in os::Linux::kernel_version (Bug - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk21u-dev.git pull/498/head:pull/498
$ git checkout pull/498

Update a local copy of the PR:
$ git checkout pull/498
$ git pull https://git.openjdk.org/jdk21u-dev.git pull/498/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 498

View PR using the GUI difftool:
$ git pr show -t 498

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk21u-dev/pull/498.diff

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[bridgekeeper]

👋 Welcome back sgehwolf! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@jerboaa This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8329961: Buffer overflow in os::Linux::kernel_version

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At the time when this comment was updated there had been 1 new commit pushed to the master branch:

• eec41a4: 8328589: unify os::breakpoint among posix platforms

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[openjdk]

This backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (a2817e26)

[jerboaa]

/integrate

[openjdk]

Going to push as commit f5c0d78.
Since your change was applied there has been 1 commit pushed to the master branch:

• eec41a4: 8328589: unify os::breakpoint among posix platforms

Your commit was automatically rebased without conflicts.

[openjdk]

@jerboaa Pushed as commit f5c0d78.

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