Description
A weakness has been identified in Turboderp-org ExLlamaV3 up to 1.6.3. The impacted element is the function routing_sel_norm_kernel of the file exllamav3/exllamav3_ext/routing.cu of the component hash-MoE routing. This manipulation of the argument gate.tid2eid causes out-of-bounds read. Remote exploitation of the attack is possible. Upgrading to version 1.6.4 is sufficient to resolve this issue. Patch name: c9a57ae832a3035e264e0a412e1daf4ebb699b98. Upgrading the affected component is recommended.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Turboderp-org | ExLlamaV3 | 1.6.0, 1.6.1, 1.6.2, 1.6.3 | 1.6.4 |
References
- VDB-433166 | Turboderp-org ExLlamaV3 hash-MoE routing routing.cu routing_sel_norm_kernel out-of-bounds vdb-entry technical-description
- VDB-433166 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-124996 | CVE Analysis and Report third-party-advisory
- Submit #1040627 | turboderp-org exllamav3 1.4.8 through 1.6.1 Out-of-bounds Read third-party-advisory
- https://github.com/turboderp-org/exllamav3/issues/526 issue-tracking
- https://github.com/turboderp-org/exllamav3/commit/c9a57ae832a3035e264e0a412e1daf4ebb699b98 patch
- https://github.com/turboderp-org/exllamav3/releases/tag/v1.6.4 patch
- https://github.com/turboderp-org/exllamav3/ product