Denial of Service Vulnerability in PyTorch by Meta
CVE-2025-2953

4.8MEDIUM

Key Information:

Vendor

Meta

Status
Pytorch
Vendor
CVE Published:
30 March 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-2953?

A vulnerability has been identified within the PyTorch 2.6.0+cu124 framework, specifically in the torch.mkldnn_max_pool2d function. This issue allows for a denial of service condition, which could potentially disrupt the normal functioning of applications using this library. To exploit this vulnerability, an attacker must have local access to the system. Due to its public disclosure, there are risks of exploitation in environments that do not implement mitigation strategies.

Affected Version(s)

PyTorch 2.6.0+cu124

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-2953 - Proof of Concept

References

https://vuldb.com/?id.302006
vdb-entrytechnical-description
https://vuldb.com/?ctiid.302006
signaturepermissions-required
https://vuldb.com/?submit.521279
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Default436352 (VulDB User)
.