CVE-2026-112107

medium

Description

A flaw has been found in ztxz16 fastllm up to 1.8.2. Affected by this issue is the function SafeTensorItem::CreateBuffer of the file src/model.cpp of the component Safetensors Weight Loading. This manipulation of the argument data_offsets causes buffer overflow. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References

https://vuldb.com/vuln/422072/cti

https://vuldb.com/vuln/422072

https://vuldb.com/submit/1013187

https://vuldb.com/cve/CVE-2026-112107

https://github.com/ztxz16/fastllm/issues/758

https://github.com/ztxz16/fastllm/

https://github.com/user-attachments/files/33027393/poc.zip

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-104243

Details

Source: Mitre, NVD

Published: 2026-10-19

Updated: 2026-10-19

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 6.3

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Severity: Medium

CVSS v4

Base Score: 5.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.0043