CVE-2025-55558

Publication date 26 September 2025

Last updated 29 September 2025


Ubuntu priority

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

A buffer overflow occurs in pytorch v2.7.0 when a PyTorch model consists of torch.nn.Conv2d, torch.nn.functional.hardshrink, and torch.Tensor.view-torch.mv() and is compiled by Inductor, leading to a Denial of Service (DoS).

Status

Package Ubuntu Release Status
pytorch 25.04 plucky
Needs evaluation
24.04 LTS noble Not in release
22.04 LTS jammy
Needs evaluation

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H