PT-2025-32519 · Pybullet+2 · Pybullet+2

Simcha Kosman · Published 2025-08-11 · Updated 2025-12-08 · CVE-2025-8854

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: bulletphysics bullet3 versions prior to 3.26

Description: A stack-based buffer overflow exists in the LoadOFF function within bulletphysics bullet3. This issue allows remote attackers to execute arbitrary code by processing a crafted OFF file containing an overlong initial token. The vulnerability can be triggered directly through the VHACD test utility or indirectly via the vhacd function in PyBullet.

Recommendations: Update to a version of bulletphysics bullet3 version 3.26 or later.

Exploit

Fix

Memory Corruption

Buffer Overflow

Weakness Enumeration

CWE-787

CWE-120

Related Identifiers

CVE-2025-8854

Affected Products

Pybullet

Bullet3

Bulletphysics

References · 10

• 🔥 https://github.com/bulletphysics/bullet3/issues/4732 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2025-8854 · Security Note
• https://osv.dev/vulnerability/CVE-2025-8854 · Vendor Advisory
• https://github.com/bulletphysics/bullet3/blob/master/Extras/VHACD/test/src/main_vhacd.cpp#L472 · Note
• https://t.me/cveNotify/145167 · Telegram Post
• https://t.me/CVEtracker/29658 · Telegram Post
• https://twitter.com/CVEnew/status/1954770475709833699 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1954804636218466326 · Twitter Post
• https://t.me/cveNotify/131742 · Telegram Post
• https://t.me/cveNotify/131630 · Telegram Post