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Vulnerability record · CVE-2025-2999 · published 31 March 2025

CVE-2025-2999: Linuxfoundation pytorch memory buffer overflow vulnerability

Linuxfoundation · Pytorch

A vulnerability was found in PyTorch 2.6.0. It has been rated as critical. Affected by this issue is the function torch.nn.utils.rnn.unpack_sequence. The manipulation leads to memory corruption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

4.8 CVSS 4.0 Medium EPSS 0.20% · top 91.2% CWE-119 · Memory buffer overflow
4.8CVSS 4.0 base score, v2 4.3
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
5References
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in PyTorch 2.6.0. It has been rated as critical. Affected by this issue is the function torch.nn.utils.rnn.unpack_sequence. The manipulation leads to memory corruption. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/pytorch/pytorch/issues/149622 Issue TrackingVendor Advisory
https://github.com/pytorch/pytorch/issues/149622#issue-2935495265 Issue TrackingVendor Advisory
https://vuldb.com/?ctiid.302048 Permissions RequiredVDB Entry
https://vuldb.com/?id.302048 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.524198 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-2999), CISA KEV, FIRST EPSS (scores of 2026-10-08). This page is refreshed as NVD updates the record.