CVE-2025-55560

NameCVE-2025-55560
DescriptionAn issue in pytorch v2.7.0 can lead to a Denial of Service (DoS) when a PyTorch model consists of torch.Tensor.to_sparse() and torch.Tensor.to_dense() and is compiled by Inductor.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1116531

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
pytorch (PTS)bullseye1.7.1-7vulnerable
bookworm1.13.1+dfsg-4vulnerable
trixie2.6.0+dfsg-7vulnerable
forky, sid2.6.0+dfsg-9vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
pytorchsource(unstable)(unfixed)1116531

Notes

[trixie] - pytorch <no-dsa> (Minor issue)
[bookworm] - pytorch <no-dsa> (Minor issue)
https://github.com/pytorch/pytorch/issues/151522
https://github.com/pytorch/pytorch/pull/151897
https://github.com/pytorch/pytorch/commit/225742838bcbf4656a90010257062188f7fcae82 (v2.8.0-rc1)

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