Blender 3.0.0 through 5.1.2 contains an out-of-bounds read vulnerability that allows attackers to trigger a crash or read adjacent heap memory by supplying a crafted .blend file with a malicious sign…
Summary
Blender 3.0.0 through 5.1.2 contains an out-of-bounds read vulnerability that allows attackers to trigger a crash or read adjacent heap memory by supplying a crafted .blend file with a malicious signed short member_index value in the SDNA block. The member_index field is used as an array index into the sdna->members[] array in sdna_expand_names() without bounds validation, allowing any value outside the allocated range to produce an invalid pointer subsequently passed to strlen(), resulting in …
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Lint boundary warnings (2)
The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).
-
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://projects.blender.org/blender/blender/commit/968972a918b5ed2d534295b639c54449d7de11cd -
REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://projects.blender.org/blender/blender/pulls/161273
Sources
- NVD DATABASE
Original Links
- https://projects.blender.org/blender/blender/commit/968972a918b5ed2d534295b639c54449d7de11cd
- https://projects.blender.org/blender/blender/pulls/161273
- https://www.vulncheck.com/advisories/blender-out-of-bounds-read-via-crafted-blend-sdna-block
Timeline
- nvd_ingest NVD