CVE-2026-31053

Medium

Description

A double free vulnerability exists in librz/bin/format/le/le.c in the function le_load_fixup_record(). When processing malformed or circular LE fixup chains, relocation entries may be freed multiple times during error handling. A specially crafted LE binary can trigger heap corruption and cause the application to crash, resulting in a denial-of-service condition. An attacker with a crafted binary could cause a denial of service when the tool is integrated on a service pipeline.

SeverityMedium
CVSS6.2
Exploit probability—
ProductRizin
PublishedApr 6, 2026
First seenApr 6, 2026
Weakness typeCWE-415CWE-415

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
rizin rizin0.8.1—

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