Out-of-bounds read vulnerabilities in the pybddisasm Python bindings may disclose adjacent process memory during instruction decoding. The nd_decode function may read up to 15 bytes without checking the actual length of the supplied Python buffer. The nd_decode_ex, nd_decode_ex2, and nd_decode_with_context functions pass the caller-supplied buffer size to the decoder without validating it against the actual length of the Python buffer. Data read beyond the buffer may be exposed through nd_get_instrux_bytes, which returns a fixed-length list of 16 bytes. Exploitation requires an application to invoke the affected APIs with a short buffer or an oversized length and to expose the resulting bytes to an attacker. The pybddisasm package is no longer maintained.
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Advisories
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Fixes
Solution
Discontinue use of the unmaintained pybddisasm package. No fixed release will become available..
Workaround
No workaround given by the vendor.
References
| Link | Providers |
|---|---|
| https://pypi.org/project/pybddisasm/ |
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History
Tue, 03 Nov 2026 09:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Out-of-bounds read vulnerabilities in the pybddisasm Python bindings may disclose adjacent process memory during instruction decoding. The nd_decode function may read up to 15 bytes without checking the actual length of the supplied Python buffer. The nd_decode_ex, nd_decode_ex2, and nd_decode_with_context functions pass the caller-supplied buffer size to the decoder without validating it against the actual length of the Python buffer. Data read beyond the buffer may be exposed through nd_get_instrux_bytes, which returns a fixed-length list of 16 bytes. Exploitation requires an application to invoke the affected APIs with a short buffer or an oversized length and to expose the resulting bytes to an attacker. The pybddisasm package is no longer maintained. | |
| Title | Out-of-bounds reads during instruction decoding in pybddisasm | |
| Weaknesses | CWE-125 | |
| References |
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| Metrics |
cvssV4_0
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Projects
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Status: PUBLISHED
Assigner: Bitdefender
Published:
Updated: 2026-11-03T09:00:36.256Z
Reserved: 2026-10-28T08:25:09.715Z
Link: CVE-2026-118444
No data.
Status : Received
Published: 2026-11-03T09:17:10.937
Modified: 2026-11-03T09:17:10.937
Link: CVE-2026-118444
No data.
OpenCVE Enrichment
Updated: 2026-11-03T10:30:13Z
Weaknesses