What is CVE-2026-45612?

CVE-2026-45612 is a medium-severity vulnerability in Rizinorg Rz-libdemangle, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-07-16.

How severe is CVE-2026-45612?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Out-of-bounds Read in Rizinorg Rz-libdemangle

CVE-2026-45612

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 6bf56…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Rizinorg Rz-libdemangle — versions < 6bf56d32b32547ae4cb069ccfc2d2b6c7b63a4cb

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-45612?: CVE-2026-45612 is a medium-severity vulnerability in Rizinorg Rz-libdemangle, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2026-07-16.
How severe is CVE-2026-45612?: Medium severity. CVSS v3 base score is 5.5 out of 10.