CVE-2026-45612

rz-libdemangle: Out of bound read in rust demangler

State: Published
Severity: 5.5 Medium
Published: Jul 16, 2026
Updated: Jul 16, 2026
Reserved: May 12, 2026

Description

rz-libdemangle is a Rizin library for demangling symbols. Prior to 6bf56d3, the Rust demangler in src/rust/rust_v0.c can perform an out-of-bounds read when the demangler structure is not yet initialized. This issue is fixed in commit 6bf56d3.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N	GitHub_M

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
rz-libdemanglerizinorg	< 6bf56d32b32547ae4cb069ccfc2d2b6c7b63a4cbAffected

References

https://github.com/rizinorg/rz-libdemangle/security/advisories/GHSA-4p92-mfjf-qvrc
https://github.com/rizinorg/rz-libdemangle/pull/83
https://github.com/rizinorg/rz-libdemangle/commit/6bf56d32b32547ae4cb069ccfc2d2b6c7b63a4cb

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