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help / color / mirror / Atom feedFrom: Tatsuo Ishii <[email protected]>
To: [email protected]
Cc: [email protected]
Cc: [email protected]
Subject: Re: "buffer overflow detected" when running SHOW POOL_STATUS
Date: Wed, 03 Dec 2025 15:29:44 +0900 (JST)
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAEy4EGXZpB6kx+XQ4SBPJybXKrZ0q5_z4JoSkSjxD9wb6jOJkQ@mail.gmail.com>
References: <CAEy4EGXPw9cU6C6TSCK1FODs0ZK3P3COmsoGU69UFzWeip4b_w@mail.gmail.com>
<[email protected]>
<CAEy4EGXZpB6kx+XQ4SBPJybXKrZ0q5_z4JoSkSjxD9wb6jOJkQ@mail.gmail.com>
>> I found a bug with SHOW POOL_STATUS (and pcp_pool_status). The bug
>> broke the data segment used for the conversion from binary form of
>> backend flag (in this case ALWAYS_PRIMARY. Other flag does not raise
>> the issue) to string representation, which caused the buffer overflow
>> issue.
>>
>> Attached is the patch to fix the issue.
>
> Ishii-san
>
> Thank you for finding the bug and fixing it...
>
> I think this bug warrants a new patch release or a rebuild so we can
> use the latest 4.6 in production...
> Is it possible to release a new RPM build 4.6.4-2 or 4.6.5?
According to our package manager (Peng Bo), she is planning to release
updated4.6.4 RPM for Rocky Linux 10 later this month.
Best regards,
--
Tatsuo Ishii
SRA OSS K.K.
English: http://www.sraoss.co.jp/index_en/
Japanese:http://www.sraoss.co.jp
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