bulletphysics bullet3 up to 3.25 LoadOFF buffer overflow

Summaryinfo

A vulnerability, which was classified as critical, was found in bulletphysics bullet3 up to 3.25. Affected is an unknown function of the component LoadOFF. Executing a manipulation can lead to buffer overflow. The identification of this vulnerability is CVE-2025-8854. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in bulletphysics bullet3 up to 3.25. This vulnerability affects some unknown functionality of the component LoadOFF. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Stack-based buffer overflow in LoadOFF in bulletphysics bullet3 before 3.26 on all platforms allows remote attackers to execute arbitrary code via a crafted OFF file with an overlong initial token processed by the VHACD test utility or invoked indirectly through PyBullet's vhacd function.

The weakness was shared by Simcha Kosman as 4732. The advisory is shared for download at github.com. This vulnerability was named CVE-2025-8854 since 08/11/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

Upgrading to version 3.26 eliminates this vulnerability.

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Productinfo

Vendor

• bulletphysics

Name

• bullet3

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18
• 3.19
• 3.20
• 3.21
• 3.22
• 3.23
• 3.24
• 3.25

Website

• Product: https://github.com/bulletphysics/bullet3/

CPE 2.3info

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CPE 2.2info

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