[Git][wine/wine][master] ole32: Don't get metafile extent if there is no metafile.

[Alexandre Julliard (＠julliard)]

Alexandre Julliard pushed to branch master at wine / wine


Commits:
d389df19 by Yuxuan Shui at 2025-08-28T10:25:21+02:00
ole32: Don't get metafile extent if there is no metafile.

If entry->stgmedium.hEnhMetaFile is NULL, the data_size we get will be 0, we
then allocate 0 bytes for data, but expect it to contain at least a
METAFILEPICT, resulting in reading out-of-bound.

- - - - -


1 changed file:

- dlls/ole32/datacache.c


View it on GitLab: https://gitlab.winehq.org/wine/wine/-/commit/d389df194f094948ba2e1fd6f600442...

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View it on GitLab: https://gitlab.winehq.org/wine/wine/-/commit/d389df194f094948ba2e1fd6f600442...
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