Vulnerability · Published Mar 31, 2025 · Assigned by VulDB

CVE-2025-2998PyTorch torch.nn.utils.rnn.pad_packed_sequence memory corruption

Medium 5.3

In plain English

A medium-severity memory corruption in PyTorch. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.2%top 89.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A vulnerability was found in PyTorch 2.6.0. It has been declared as critical. Affected by this vulnerability is the function torch.nn.utils.rnn.pad_packed_sequence. The manipulation leads to memory corruption. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12pytorchno fix listedDEBIAN-CVE-2025-2998
Debian:13pytorchno fix listedDEBIAN-CVE-2025-2998
Debian:14pytorch2.12.0+dfsg2-1DEBIAN-CVE-2025-2998
PyPItorchno fix listedGHSA-f4hp-rmr7-r7v8
PyPItorchno fix listedPYSEC-2025-192
Ubuntu:22.04:LTSpytorchno fix listedUBUNTU-CVE-2025-2998
Ubuntu:25.10pytorchno fix listedUBUNTU-CVE-2025-2998
Ubuntu:26.04:LTSpytorchno fix listedUBUNTU-CVE-2025-2998
Ubuntu:26.10pytorchno fix listedUBUNTU-CVE-2025-2998

Affected products (as reported)

VendorProductVersions
n/a PyTorch 2.6.0

Weakness: CWE-119 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References