GH-50472: [C++][Gandiva] Guard mask length overflow and truncated UTF-8 - #50947

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VrtxOmega wants to merge 3 commits into

apache:mainfrom

VrtxOmega:fix/gandiva-mask-overflow

Commits on Aug 21, 2026

Fix integer overflow in mask_utf8_utf8_utf8_utf8
VrtxOmega
committed
e4905af
Fix out-of-bounds read in upper/lower/initcap on truncated UTF-8
VrtxOmega
committed
58d9cbb

Commits on Sep 21, 2026

Test Gandiva mask overflow and truncated UTF-8 conversion
VrtxOmega
committed
dd47db3