CVE-2025-4287
Publication date 5 May 2025
Last updated 3 July 2025
Ubuntu priority
Description
A vulnerability was found in PyTorch 2.6.0+cu124. It has been rated as problematic. Affected by this issue is the function torch.cuda.nccl.reduce of the file torch/cuda/nccl.py. The manipulation leads to denial of service. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. The patch is identified as 5827d2061dcb4acd05ac5f8e65d8693a481ba0f5. It is recommended to apply a patch to fix this issue.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| pytorch | 26.04 LTS resolute |
Needs evaluation
|
| 25.10 questing |
Needs evaluation
|
|
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal | Not in release |
Severity score breakdown
CVSS version: CVSS v3.0
Base score
3.3 · Low
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
References
Other references
- https://www.cve.org/CVERecord?id=CVE-2025-4287
- https://github.com/Divigroup-RAP/PYTORCH/commit/5827d2061dcb4acd05ac5f8e65d8693a481ba0f5
- https://github.com/pytorch/pytorch/issues/150836
- https://github.com/pytorch/pytorch/issues/150836#issue-2979097872
- https://github.com/pytorch/pytorch/pull/150923
- https://vuldb.com/?ctiid.307394
- https://vuldb.com/?id.307394
- https://vuldb.com/?submit.553644