CVE catalog

CVE-2025-63396

pytorch: CVE-2025-63396

Severity: Low · CVSS 3.3CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Published: Nov 12, 2025, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.13% · Oct 25, 2026

An issue was discovered in PyTorch v2.5 and v2.7.1. Omission of profiler.stop() can cause torch.profiler.profile (PythonTracer) to crash or hang during finalization, leading to a Denial of Service (DoS).

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	pytorch	sid	`2.14.1+dfsg-1`	vulnerable
Debian	pytorch	forky	`2.14.1+dfsg-1`	vulnerable
Debian	pytorch	trixie	`2.6.0+dfsg-7`	vulnerable
Debian	pytorch	bookworm	`1.13.1+dfsg-4`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	pytorch	source	sid	`(unfixed)`	not yet assigned	Not reported	[1120794]
Debian	pytorch	source	forky	`(unfixed)`	not yet assigned	Not reported	[1120794]
Debian	pytorch	source	trixie	`(unfixed)`	not yet assigned	Not reported	[1120794]
Debian	pytorch	source	bookworm	`(unfixed)`	not yet assigned	Not reported	[1120794]

[Debian bug #1120794]

Notes

[trixie] pytorch: Minor issue [bookworm] pytorch: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libtorch1.13]Affected
Source package: [pytorch]
Details (2)
- 1.13.1+dfsg-4 · amd64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
- 1.13.1+dfsg-4 · arm64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
[libtorch-dev]Affected
Source package: [pytorch]
Details (2)
- 1.13.1+dfsg-4 · amd64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
- 1.13.1+dfsg-4 · arm64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
[libtorch-test]Affected
Source package: [pytorch]
Details (2)
- 1.13.1+dfsg-4 · amd64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
- 1.13.1+dfsg-4 · arm64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
[python3-torch]Affected
Source package: [pytorch]
Details (2)
- 1.13.1+dfsg-4 · amd64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12
- 1.13.1+dfsg-4 · arm64 · bookworm
  Affected
  dsa · pytorch · debian · bookworm; dsa · pytorch · debian · 12

[Debian 13 (Trixie)]

[libtorch2.6]Affected
Source package: [pytorch]
Details (2)
- 2.6.0+dfsg-7 · amd64 · trixie
  Affected
  dsa · pytorch · debian · 13
- 2.6.0+dfsg-7 · arm64 · trixie
  Affected
  dsa · pytorch · debian · 13
[libtorch-dev]Affected
Source package: [pytorch]
Details (2)
- 2.6.0+dfsg-7 · amd64 · trixie
  Affected
  dsa · pytorch · debian · 13
- 2.6.0+dfsg-7 · arm64 · trixie
  Affected
  dsa · pytorch · debian · 13
[libtorch-test]Affected
Source package: [pytorch]
Details (2)
- 2.6.0+dfsg-7 · amd64 · trixie
  Affected
  dsa · pytorch · debian · 13
- 2.6.0+dfsg-7 · arm64 · trixie
  Affected
  dsa · pytorch · debian · 13
[python3-torch]Affected
Source package: [pytorch]
Details (2)
- 2.6.0+dfsg-7 · amd64 · trixie
  Affected
  dsa · pytorch · debian · 13
- 2.6.0+dfsg-7 · arm64 · trixie
  Affected
  dsa · pytorch · debian · 13

Observed: Oct 24, 2026, 4:42:28 PM UTC

References

[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]