Description
A vulnerability was found in PyTorch 2.6.0+cu124. It has been rated as problematic. Affected by this issue is the function nnq_Sigmoid of the component Quantized Sigmoid Module. The manipulation of the argument scale/zero_point leads to improper initialization. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.299060
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.299060
Exploit, Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.506563
Issue Tracking issue-tracking
https://github.com/pytorch/pytorch/issues/147818
Issue Tracking exploit
issue-tracking
https://github.com/pytorch/pytorch/issues/147818#issue-2877301660
Scores
CVSS v3
2.5
EPSS
0.0023
EPSS Percentile
13.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-665
Status
published
Products (3)
linuxfoundation/pytorch
2.6.0 cu124
pypi/torch
0 - 2.6.0PyPI
pytorch/pytorch
2.6.0\+cu124
Published
Mar 10, 2025
Tracked Since
Feb 18, 2026