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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-3407 Detail

Description

A vulnerability was determined in YosysHQ yosys up to 0.62. This affects the function Yosys::RTLIL::Const::set of the file kernel/rtlil.h of the component BLIF File Parser. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. Applying a patch is the recommended action to fix this issue. It appears that the issue is not reproducible all the time.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  VulDB
CVSS-BT 4.8 MEDIUM
Vector:  CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/YosysHQ/yosys/ VulDB
https://github.com/YosysHQ/yosys/issues/5677 VulDB
https://github.com/YosysHQ/yosys/pull/5680 VulDB
https://github.com/YosysHQ/yosys/pull/5681 VulDB
https://github.com/oneafter/0210/blob/main/yo2/repro VulDB
https://vuldb.com/?ctiid.348302 VulDB
https://vuldb.com/?id.348302 VulDB
https://vuldb.com/?submit.763755 VulDB

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer VulDB  
CWE-122 Heap-based Buffer Overflow VulDB  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-3407
NVD Published Date:
03/01/2026
NVD Last Modified:
03/01/2026
Source:
VulDB