CVE-2026-42799

High

Description

Out-of-bounds read vulnerability in ASR Kestrel (nr_fw modules) allows Overflow Buffers. This vulnerability is associated with program files Code/Nr/nr_fw/RA/src/NrPwrCtrl.C. This issue affects Kestrel: before 2026/02/10.

SeverityHigh
CVSS7.4
Exploit probability—
ProductAsrmicro Asr1803 Firmware
PublishedApr 30, 2026
First seenApr 30, 2026

How to fix

Update
  • asrmicro asr1803_firmware1.216.002 or later

Affected products

ProductAffected versionsFixed in
asrmicro asr1803_firmwarev < 1.216.0021.216.002

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