1.9

CVSS Score

4.0

-

CVSS Score

Basic Information

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CVE-2025-10994

CVE-2025-10994: Open Babel gamessformat.cpp ReadMolecule use after free

A weakness has been identified in Open Babel up to 3.1.1. This affects the function GAMESSOutputFormat::ReadMolecule of the file gamessformat.cpp. This manipulation causes use after free. It is possible to launch the attack on the local host. The exploit has been made available to the public and could be exploited.

(GitHub Advisory)

Miggo Vulnerability Database

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CVE-2025-10994

CVE-2025-10994:

1.9

CVSS Score

4.0

-

CVSS Score

Basic Information

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Technical Details

SSVC / BOD 26-04 ↗

Exploitation pocAutomatable NoTech Impact Partial

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Package Name	Ecosystem	Vulnerable Versions	First Patched Version
openbabel	pip	< 3.2.0	3.2.0

Technical Details

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Root Cause Analysis

The vulnerability details explicitly name GAMESSOutputFormat::ReadMolecule as the flawed function. Analysis of the provided patch commit 95033d27d23c07f98daa92d3cd3ae5ea07594a91 confirms this. The changes are located in src/formats/gamessformat.cpp within the OpenBabel::GAMESSOutputFormat::ReadMolecule method. The patch adds bounds checks (if (vs.size() >= ...) before accessing elements of the vs vector. This directly addresses the reported use-after-free, which occurs when a malformed GAMESS output file lacks the expected tokens on lines with "ICHARG=" or "MULT", causing an out-of-bounds vector access. The test file test/fuzzregresstest.cpp also explicitly states that this is a heap-use-after-free in GAMESSOutputFormat::ReadMolecule.

Vulnerable functions

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WAF Protection Rules

WAF Rule

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Reasoning

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