Enviar #821190: Assimp commit 17c12da Heap-based Buffer Overflowinformación

TítuloAssimp commit 17c12da Heap-based Buffer Overflow
DescripciónA heap-buffer-overflow vulnerability exists in Assimp's Half-Life 1 MDL loader within the `Assimp::MDL::HalfLife::HL1MDLLoader::read_animations()` function at `HL1MDLLoader.cpp:989`. The flaw is caused by insufficient array boundary validation when parsing malformed MDL files. The parser allocates an animation array of size 1, but attempts to write a second element out of bounds without verifying the remaining capacity. This out-of-bounds heap write leads to an immediate application crash and potential memory corruption. Remote attackers can exploit this vulnerability via a crafted MDL file to cause a denial-of-service (DoS) condition.
Fuente⚠️ https://github.com/assimp/assimp/issues/6615
Usuario
 TYGLS (UID 94774)
Sumisión2026-05-07 04:50 (hace 29 días)
Moderación2026-05-31 10:11 (24 days later)
EstadoAceptado
Entrada de VulDB367509 [Assimp hasta 6.0.4 Half-Life 1 MDL Loader HL1MDLLoader.cpp read_animations desbordamiento de búfer]
Puntos20

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