Vulnerability · Published Aug 18, 2026 · Assigned by VulDB
CVE-2026-75093sonos tract ONNX Initializer Loader tensor.rs from_raw_dt_align buffer size
Medium 4.3
In plain English
A medium-severity buffer overflow in tract from sonos. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 49% of all known vulnerabilities).
Official description
A security vulnerability has been detected in sonos tract up to 0.23.4. This impacts the function Tensor::from_raw_dt_align of the file data/src/tensor.rs of the component ONNX Initializer Loader. Such manipulation leads to incorrect calculation of buffer size. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The name of the patch is 66b10bda8895f4bfaf8c205361f0125cdf51f99b. It is best practice to apply a patch to resolve this issue.
Affected products (as reported)
Weakness: CWE-131, CWE-120 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C
References
- VDB-391335 | sonos tract ONNX Initializer Loader tensor.rs from_raw_dt_align buffer size vdb-entry, technical-description
- VDB-391335 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- CVE-2026-75093 | CVE Analysis and Report third-party-advisory
- Submit #877271 | Sonos (sonos/tract) tract main @ 2b68fb8 (release line 0.21.x) Denial of Service third-party-advisory
- https://github.com/sonos/tract/issues/2390 exploit, issue-tracking
- https://github.com/sonos/tract/pull/2413 issue-tracking, patch
- https://github.com/sonos/tract/commit/66b10bda8895f4bfaf8c205361f0125cdf51f99b patch
- https://github.com/sonos/tract/ product