CVE-2024-53984

MediumCVSS 4.3/10Last modified Jun 17, 2026

Description

Nanopb is a small code-size Protocol Buffers implementation. When the compile time option PB_ENABLE_MALLOC is enabled, the message contains at least one field with FT_POINTER field type, custom stream callback is used with unknown stream length. and the pb_decode_ex() function is used with flag PB_DECODE_DELIMITED, then the pb_decode_ex() function does not automatically call pb_release(), like is done for other failure cases. This could lead to memory leak and potential denial-of-service. This vulnerability is fixed in 0.4.9.1.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Weakness enumeration

CWE-401 CWE-755

Affected software

No affected versions have been published.

Timeline

Published: Dec 2, 2024
Last modified: Jun 17, 2026
NVD status: Deferred

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