AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

PyTorchGHSA-vgrw-7cvw-pwgx

PyTorch is vulnerable to memory corruption through its unpack_sequence function

PyTorch

CVE-2025-2999 · Published Mar 31, 2025 · updated Jun 10, 2026

Medium5.3
Fix: upgrade to 2.9.1 or later
GitHub advisory

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.

A patch is available through commit [4945180](https://github.com/pytorch/pytorch/commit/494518046816d29099b7d056a74ffa5c244fdcdd).

Affected versions

PackageAffectedFixed in
torch
PyPI
< 2.9.12.9.1
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Severity from
GitHub (reviewed advisory)
Weakness
CWE-119
Also known as
BIT-pytorch-2025-2999, CVE-2025-2999, PYSEC-2025-193

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