Description
rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.
Published: 2026-10-28
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Wed, 28 Oct 2026 02:30:00 +0000

Type Values Removed Values Added
Description rtl_433 through 25.12 contains a stack-based buffer overflow vulnerability in proflame2_mc() that allows nearby attackers to write past a 7-byte stack buffer by sending more than seven valid Manchester-coded words. Attackers can transmit a crafted OOK radio signal or supply a crafted signal file to crash rtl_433 and corrupt stack memory, enabling control-flow hijacking on builds without stack canaries.
Title rtl_433 through 25.12 Stack-Based Buffer Overflow via Proflame 2 Decoder
First Time appeared Rtl 433 Project
Rtl 433 Project rtl 433
Weaknesses CWE-121
CPEs cpe:2.3:a:rtl_433_project:rtl_433:*:*:*:*:*:*:*:*
Vendors & Products Rtl 433 Project
Rtl 433 Project rtl 433
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Rtl 433 Project Rtl 433
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-28T02:03:18.083Z

Reserved: 2026-10-27T13:04:09.906Z

Link: CVE-2026-117609

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-28T03:17:12.607

Modified: 2026-10-28T15:24:56.033

Link: CVE-2026-117609

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-28T05:00:13Z

Weaknesses