Ralim IronOS up to 2.23-rc2 source stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability was found in Ralim IronOS up to 2.23-rc2. It has been rated as critical. This issue affects some unknown processing of the file source/Core/BSP/Pinecilv2/bl_mcu_sdk/components/ble/ble_stack/common/tinycrypt/source. Performing a manipulation results in stack-based overflow. This vulnerability is identified as CVE-2026-24801. The attack may be carried out on the physical device. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Ralim IronOS up to 2.23-rc2. It has been classified as critical. This affects an unknown function of the file source/Core/BSP/Pinecilv2/bl_mcu_sdk/components/ble/ble_stack/common/tinycrypt/source. The manipulation with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Vulnerability in Ralim IronOS (source/Core/BSP/Pinecilv2/bl_mcu_sdk/components/ble/ble_stack/common/tinycrypt/source modules). This vulnerability is associated with program files ecc_dsa.C. This issue affects IronOS: before v2.23-rc3.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-24801 since 01/27/2026. The exploitability is told to be easy. Attacking locally is a requirement. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.23-rc3 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: IronOS 2.23-rc3
Patch: github.com

Timelineinfo

01/27/2026 Advisory disclosed
01/27/2026 +0 days CVE reserved
01/27/2026 +0 days VulDB entry created
01/27/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-24801 (🔒)
GCVE (CVE): GCVE-0-2026-24801
GCVE (VulDB): GCVE-100-342951

Entryinfo

Created: 01/27/2026 10:36
Changes: 01/27/2026 10:36 (74)
Complete: 🔍
Cache ID: 216::103

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