Bug#1116532: pytorch: CVE-2025-55558

[Salvatore Bonaccorso <carnil@debian.org>]

Source: pytorch
Version: 2.6.0+dfsg-9
Severity: important
Tags: security upstream
Forwarded: https://github.com/pytorch/pytorch/issues/151523
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerability was published for pytorch.

CVE-2025-55558[0]:
| A buffer overflow occurs in pytorch v2.7.0 when a PyTorch model
| consists of torch.nn.Conv2d, torch.nn.functional.hardshrink, and
| torch.Tensor.view-torch.mv() and is compiled by Inductor, leading to
| a Denial of Service (DoS).


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-55558
    https://www.cve.org/CVERecord?id=CVE-2025-55558
[1] https://github.com/pytorch/pytorch/issues/151523
[2] https://github.com/pytorch/pytorch/pull/151887
[3] https://github.com/pytorch/pytorch/commit/68a7501dabb147d9fe7f343a33e1b91bacd3682b
[4] https://github.com/pytorch/pytorch/commit/1eea2c4fe35ffbdcbfccbeb7ac6c3ec02137385d

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore