CVE-Katalog

CVE-2025-55551

pytorch affected and fixed versions

An issue in the component torch.linalg.lu of pytorch v2.8.0 allows attackers to cause a Denial of Service (DoS) when performing a slice operation.

Schweregrad: Low · CVSS 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L
Published: Sep 25, 2025, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.42% · Oct 27, 2026

Projects and upstream resources

[pytorch][Source-reported homepage]

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiansid	pytorch	`2.12.0+dfsg2-1`	FixedDistribution-reported fixed boundary	[CVE-2025-55551]
Debiansid	pytorch	`2.14.1+dfsg-1`	Fixed	[CVE-2025-55551]
Debianforky	pytorch	`2.12.0+dfsg2-1`	FixedDistribution-reported fixed boundary	[CVE-2025-55551]
Debianforky	pytorch	`2.14.1+dfsg-1`	Fixed	[CVE-2025-55551]

Showing 4 fix observations. All 10 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	pytorch	Not reported	UnknownSource applicability is not established	Provider not reported
PyPIRelease not reported	torch	`2.9.0`	UnknownSource applicability is not established	[PYSEC-2025-203]May 20, 2026, 9:19:19 AM UTC
Debianbookworm	pytorch	Not reported	AffectedDistribution reports no fix	[CVE-2025-55551]
Debianbookworm	pytorch	`1.13.1+dfsg-4`	Affected	[CVE-2025-55551]
Debianforky	pytorch	`2.12.0+dfsg2-1`	FixedDistribution-reported fixed boundary	[CVE-2025-55551]
Debianforky	pytorch	`2.14.1+dfsg-1`	Fixed	[CVE-2025-55551]
Debiansid	pytorch	`2.12.0+dfsg2-1`	FixedDistribution-reported fixed boundary	[CVE-2025-55551]
Debiansid	pytorch	`2.14.1+dfsg-1`	Fixed	[CVE-2025-55551]
Debiantrixie	pytorch	Not reported	AffectedDistribution reports no fix	[CVE-2025-55551]
Debiantrixie	pytorch	`2.6.0+dfsg-7`	Affected	[CVE-2025-55551]

Original provider fields

{
  "package_releases": [
    {
      "name": "pytorch",
      "status": "fixed",
      "release": "sid",
      "version": "2.14.1+dfsg-1"
    },
    {
      "name": "pytorch",
      "status": "fixed",
      "release": "forky",
      "version": "2.14.1+dfsg-1"
    },
    {
      "name": "pytorch",
      "status": "vulnerable",
      "release": "trixie",
      "version": "2.6.0+dfsg-7"
    },
    {
      "name": "pytorch",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "1.13.1+dfsg-4"
    }
  ],
  "fixed_versions": [
    {
      "bug": 1116537,
      "name": "pytorch",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "2.12.0+dfsg2-1"
    },
    {
      "bug": 1116537,
      "name": "pytorch",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "2.12.0+dfsg2-1"
    },
    {
      "bug": 1116537,
      "name": "pytorch",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": ""
    },
    {
      "bug": 1116537,
      "name": "pytorch",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": ""
    }
  ],
  "distribution_packages": [
    {
      "name": "pytorch",
      "fixed_version": "not yet fixed",
      "applicability_unknown": true
    },
    {
      "name": "torch",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.9.0"
            }
          ]
        }
      ],
      "ecosystem": "PyPI",
      "provider_url": "https://osv.dev/vulnerability/PYSEC-2025-203",
      "fixed_version": "2.9.0",
      "provider_source": "pypi",
      "provider_record_id": "PYSEC-2025-203",
      "provider_updated_at": "2026-05-20T09:19:19.739357Z",
      "applicability_unknown": true
    }
  ]
}

[Debian bug #1116537]

Publisher notes

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

OpenFactory catalog packages

Die Paketzuordnung läuft.

[Debian 12 (Bookworm)]

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

[Debian 13 (Trixie)]

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

Beobachtet: Oct 24, 2026, 5:38:57 PM UTC

Referenzen

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