Pytorch before v2.2.0 has an Out-of-bounds Read vulnerability via the component torch/csrc/jit/mobile/flatbuffer_loader.cpp.

published 2024-04-19 2 y ago modified 2026-09-08 2 mo ago also BIT-pytorch-2024-31584 , EUVD-2024-29459 , PYSEC-2024-250

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits: 0; none known

Patch / fix

fixed in 3 distros 2 links 1

bitnami pytorch 2.2.1
pypi torch 2.2.0
linuxfoundation pytorch 2.2.0

debian azure linux

pytorch Debian 14, Debian 13 2.4.1-1

debian advisories DEBIAN-CVE-2024-31584

pytorch CBL-Mariner 2.0 2.0.0-5

azure linux advisories AZL-40043

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

github.com/pytorch/pytorch@7c35874 commit

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2 y ago (2024-04-22)

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
CNA	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
OSV	3.1	5.5	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Affected packages

ecosystem	package	affected	fixed in
bitnami	pytorch	<2.2.1	2.2.1
pypi	torch	<2.2.0	2.2.0

Affected products

pytorchlightning pytorch_lightning

Classification

Weakness

CWE-125 Out-of-bounds Read

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary