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fix out-of-bounds read for zero-length ELF note name#498

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sahvx655-wq wants to merge 1 commit into
google:mainfrom
sahvx655-wq:elf-note-empty-name
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fix out-of-bounds read for zero-length ELF note name#498
sahvx655-wq wants to merge 1 commit into
google:mainfrom
sahvx655-wq:elf-note-empty-name

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@sahvx655-wq

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A note with n_namesz=0 makes name_.size()-1 underflow in NoteIter::Next, so the trailing-NUL check reads name_[SIZE_MAX] out of bounds; guard it with !name_.empty().

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google-cla Bot commented Jun 2, 2026

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