[jdk8u-dev] RFR: 8362208: [8u] Buffer overflow in g1GCPhaseTimes.cpp::LineBuffer::_buffer [v5]

[SendaoYan]

On Fri, 18 Jul 2025 16:54:05 GMT, Paul Hohensee <phh at openjdk.org> wrote:

>> SendaoYan has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains five additional commits since the last revision:
>> 
>>  - Merge branch 'openjdk:master' into jbs8362208
>>  - Should be _cur >= BUFFER_LEN
>>  - fix bugs
>>  - Remove guarantee and add debug only warning, then return early when "previous LineBuffer overflow, request ignored"
>>  - 8362208: [8u] Buffer overflow in g1GCPhaseTimes.cpp::LineBuffer::_buffer
>
> Thanks, looks good.

Thanks for the suggestions and reviews @phohensee @tstuefe 

GHA report two jtreg tests security/infra/java/security/cert/CertPathValidator/certification/CAInterop.java#entrustrootcag4 security/infra/java/security/cert/CertPathValidator/certification/CAInterop.java#sslrootevrsaca fails. I think it's unrelated to this PR.

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PR Comment: https://git.openjdk.org/jdk8u-dev/pull/668#issuecomment-3336511587