Advisories

cgltf through 1.15 Heap Out-of-Bounds Read via cgltf_accessor_unpack_floats()

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Severity
medium
Date
Affecting
  • cgltf <= 1.15

CWE
  • CWE-125 Out-of-bounds Read
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
HaiND from the Post and Telecommunication Institute of Technology
Description
cgltf through 1.15 contains a heap out-of-bounds read vulnerability in cgltf_accessor_unpack_floats() that advances the sparse values cursor by the base bufferView byteStride. Attackers can supply a crafted glTF or GLB file that passes cgltf_validate() to read adjacent heap memory into vertex data or crash applications.

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