Re: [Buildroot] [PATCH] package/libmdbx: bump version to 0.12.12

[Thomas Petazzoni via buildroot <buildroot@buildroot.org>]

On Sun, 27 Oct 2024 22:30:28 +0300
Леонид Юрьев (Leonid Yuriev) <leo@yuriev.ru> wrote:

> This is bugfix release of stable libmdbx branch.
> 
> The most significant fixes since v0.12.10 (the previous version pinned to
> buildroot):
> 
>  - Fixed the possibility of `SIGSEGV` inside the `coherence_check()` after
>    changing the geometry by another process with an increase in the upper
>    DB size above the previous in-process limit.
> 
>  - Fixed cursor(s) handling opened in parent transactions and closed before
>    the completion of nested/child transactions. In such case, closed
>    cursors were "resurrected", which led to a leak of memory allocated for
>    such cursors.
> 
>  - Fixed a possibility of `SIGSEGV` when enabling logging of the
>    `MDBX_LOG_TRACE` level in debug builds.
> 
>  - Correction of the missing `TXN_END_EOTDONE` in the case the start of
>    a reading transaction fails. The mentioned bit-flag was missing in the
>    transaction destruction/shutdown path on error its launch. Because of
>    this, an attempt was made to destroy the cursors, which led to crash
>    debug builds, since the corresponding array is intentionally filled
>    with poison pointers.
> 
>  - Modification of `mdbx_close_by()` to return an error when trying to
>    close the dbi descriptor of a table created and/or modified in a
>    still-running transaction. Such premature closure of the descriptor is
>    an incorrect use of the API and a violation of the contract/preconditions
>    formulated in the description of `mdbx_close_dbi()`.
> 
>    However, instead of returning an error, an incorrect closure of the
>    descriptor was performed, which could lead to the creation of a table
>    with an empty name, leakage of database pages and/or corruption of a
>    b-tree structure (wrong reference to the root of a table).
> 
> The complete ChangeLog:
>     https://gitflic.ru/project/erthink/libmdbx/blob?file=ChangeLog.md
> 
> Signed-off-by: Леонид Юрьев (Leonid Yuriev) <leo@yuriev.ru>
> ---
>  package/libmdbx/libmdbx.hash | 2 +-
>  package/libmdbx/libmdbx.mk   | 2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)

Applied to master, thanks.

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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