PyTorch Quantized Sigmoid Module nnq_Sigmoid initialization
Published Mar 10, 2025
2.0
LOWCVSS 4.0
EPSS 0.25%
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.
Affected products
- Vendor n/a Product PyTorch Defaultn/a
- Version 2.6.0+cu124StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | PyTorch | n/a |
|
- 2.6.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
1 other source (NVD) ▾
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
AV:L/AC:H/Au:S/C:N/I:P/A:N
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Mar 10, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2025–2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (4 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.25% (0.00252) | 15.05th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.23% (0.00233) | 13.88th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.01% (0.00015) | 1.63th | v4 (v2025.03.14) |
| Mar 11, 2025 | 0.04% (0.00045) | 18.34th | v3 (v2023.03.01) |
References (8)
- https://github.com/advisories/GHSA-x3gm-94wq-g975 Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/torch/PYSEC-2025-190.yaml
- https://github.com/pytorch/pytorch/issues/147818 exploitissue-trackingIssue Tracking
- https://github.com/pytorch/pytorch/issues/147818#issue-2877301660 exploitissue-trackingIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2025-2149
- https://vuldb.com/?ctiid.299060 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.299060 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.506563 third-party-advisoryExploitThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-x3gm-94wq-g975 | Advisory | |
| https://github.com/pypa/advisory-database/tree/main/vulns/torch/PYSEC-2025-190.yaml | ||
| https://github.com/pytorch/pytorch/issues/147818 | exploitissue-trackingIssue Tracking | |
| https://github.com/pytorch/pytorch/issues/147818#issue-2877301660 | exploitissue-trackingIssue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2025-2149 | ||
| https://vuldb.com/?ctiid.299060 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.299060 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.506563 | third-party-advisoryExploitThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.