CVE-2026-42799: Out-of-bounds read in ulp
Published Apr 30, 2026
·Updated
Out-of-bounds read vulnerability in ASR Kestrel (nrfw modules) allows Overflow Buffers.
This vulnerability is associated with program files Code/Nr/nrfw/RA/src/NrPwrCtrl.C.
This issue affects Kestrel: before 2026/02/10.
Affected Software
3 affected components
ASR Kestrel<2026/02/10
All of the following
Asrmicro Asr1803 Firmware<1.216.002
Asrmicro Asr1803
Event History
Apr 30, 2026
CVE Published
via MITRE·08:36 AM
Data Sourced
via MITRE·08:36 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:16 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2026-42799?
The severity of CVE-2026-42799 is critical due to its potential for causing significant security breaches through buffer overflows.
2
How do I fix CVE-2026-42799?
To fix CVE-2026-42799, update ASR Kestrel to the latest version released after February 10, 2026.
3
What does CVE-2026-42799 affect?
CVE-2026-42799 affects the ASR Kestrel software, specifically prior to version 2026/02/10.
4
What is an out-of-bounds read in CVE-2026-42799?
An out-of-bounds read in CVE-2026-42799 refers to accessing memory outside of the allocated buffer, which can lead to information leakage or crashes.
5
When was CVE-2026-42799 disclosed?
CVE-2026-42799 was disclosed on February 10, 2026.