VDB-367369 · CVE-2026-45324 · EUVD-2026-33424

rizinorg rizin cmd_search.c byte_pattern_search double free

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
3.0	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in rizinorg rizin. This affects the function byte_pattern_search of the file librz/core/cmd/cmd_search.c. This manipulation causes double free. The identification of this vulnerability is CVE-2026-45324. It is feasible to perform the attack on the physical device. There is no exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in rizinorg rizin (affected version not known). It has been declared as problematic. Affected by this vulnerability is the function byte_pattern_search of the file librz/core/cmd/cmd_search.c. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. As an impact it is known to affect integrity, and availability. The summary by CVE is:

Rizin is a UNIX-like reverse engineering framework and command-line toolset. There is a double free in librz/core/cmd/cmd_search.c:byte_pattern_search() due wrong pointer ownership declared. This vulnerability is fixed by commit 045fff363b42b8a6dda8ad5229c29ec3267e7dbe.

The advisory is shared at github.com. This vulnerability is known as CVE-2026-45324 since 05/11/2026. The exploitation appears to be difficult. An attack has to be approached locally. Technical details are known, but no exploit is available.

Applying the patch 045fff363b42b8a6dda8ad5229c29ec3267e7dbe is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-33424). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

rizinorg

Name

rizin

Website

Product: https://github.com/rizinorg/rizin/

CPE 2.3info

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CPE 2.2info

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CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.1
VulDB Meta Temp Score: 3.0

VulDB Base Score: 2.9
VulDB Temp Score: 2.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.3
CNA Vector (GitHub_M): 🔒

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 045fff363b42b8a6dda8ad5229c29ec3267e7dbe

Timelineinfo

05/11/2026 CVE reserved
05/29/2026 +18 days Advisory disclosed
05/29/2026 +0 days VulDB entry created
05/30/2026 +1 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-45324 (🔒)
GCVE (CVE): GCVE-0-2026-45324
GCVE (VulDB): GCVE-100-367369
EUVD: 🔒

Entryinfo

Created: 05/29/2026 21:51
Updated: 05/30/2026 05:48
Changes: 05/29/2026 21:51 (63), 05/30/2026 05:48 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.