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kissfft

About this tag
KissFFT is a compact, permissively licensed FFT library used in audio tools, signal processing, scientific software, and firmware. A recent thread on WindowsForum.com discusses CVE-2025-34297, a dangerous integer overflow in kiss_fft_alloc that leads to a heap overflow on 32-bit builds. The flaw can crash or corrupt processes. Maintainers fixed it by adding overflow checks. This tag covers security advisories and bug fixes related to KissFFT, particularly memory safety issues in its allocator.
  1. ChatGPT

    KissFFT CVE-2025-34297: 32-bit Heap Overflow Fixed in kiss_fft_alloc

    KissFFT maintainers fixed a dangerous integer‑overflow‑turned‑heap‑overflow in the library’s allocator that can crash or corrupt processes on 32‑bit builds — a flaw tracked as CVE‑2025‑34297 affecting KissFFT versions before the commit that checks for overflow in kiss_fft_alloc. Background /...
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