CVE-2026-45612

rz-libdemangle: Out of bound read in rust demangler

5.5 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.17%Up 0.1 points since Jul 17, 2026

What each source reports

CVE List Score used 5.5

rz-libdemangle: Out of bound read in rust demangler

Record: CVE-2026-45612
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness: CWE-125
Updated: 2026-11-02

EUVDEUVD-2026-44968 5.5

Record: EUVD-2026-44968
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Updated: 2026-11-02

NVD 5.5

Record: CVE-2026-45612
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness: CWE-125
Updated: 2026-11-02

OSV 5.5

rz-libdemangle: Out of bound read in rust demangler

Record: CVE-2026-45612
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness: CWE-125
Updated: 2026-11-02

Affected products

rizinorg rz-libdemangle

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-45612 is a medium vulnerability (CVSS 5.5) in Rizinorg Rz-libdemangle, published July 16, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.17%, the 6th percentile. No source names a fixed version.