EUVD-2026-47695

diff3 tool from GNU diffutils is vulnerable to a heap‑based buffer overflow due to multiple signed integer overflows in line‑mapping calculations. Incorrect arithmetic in mapping line ranges can result in corrupted values being used for memory allocation and loop bounds. When processing crafted...

PT-2026-63409

Name of the Vulnerable Software and Affected Versions GNU diffutils diff3 affected versions not specified Description The diff3 tool contains a heap-based buffer overflow resulting from multiple signed integer overflows during line-mapping calculations. Incorrect arithmetic when mapping line rang...

CVE-2026-53910: Integer Overflow or Wraparound

diff3 tool from GNU diffutils is vulnerable to a heap‑based buffer overflow due to multiple signed integer overflows in line‑mapping calculations. Incorrect arithmetic in mapping line ranges can result in corrupted values being used for memory allocation and loop bounds. When processing crafted...