Description
A vulnerability was found in PyTorch 2.6.0+cu124. It has been declared as critical. Affected by this vulnerability is the function torch.ops.profiler._call_end_callbacks_on_jit_fut of the component Tuple Handler. The manipulation of the argument None leads to memory corruption. The attack can be launched remotely. The complexity of an attack is rather high. The exploitation appears to be difficult.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | PyTorch | 2.6.0+cu124 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | pytorch | No fix yet | — |
| Debian 13 | pytorch | No fix yet | — |
| Debian 12 | pytorch | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | pytorch | No fix yet | — |
| Ubuntu 26.04 LTS | pytorch | No fix yet | — |
| Ubuntu 25.10 | pytorch | No fix yet | — |
| Ubuntu 22.04 LTS | pytorch | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | torch | <= 2.6.0 | — | GHSA-c678-jfcj-6jmf |
| PyPI | torch | <= 2.6.0-cu124 | — | PYSEC-2025-189 |
References
- VDB-299059 | PyTorch Tuple torch.ops.profiler._call_end_callbacks_on_jit_fut memory corruption vdb-entry technical-description
- VDB-299059 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #505959 | pytorch 2.6.0+cu124 Segmentation fault third-party-advisory
- https://github.com/pytorch/pytorch/issues/147722 issue-tracking