Out-of-bounds read in ulp

published 2026-04-30 6 mo ago modified 2026-10-26 13 d ago also EUVD-2026-26358

cvss: 7.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

ASR Kestrel 2026/02/10

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 6 mo ago (2026-04-30)

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.4	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

ASR Kestrel

Classification

Weakness

CWE-125 Out-of-bounds Read

References

asrmicro.com /en/goods/psirt?cid=44
vendor-advisory

Sources

CVE List CVE-2026-42799
NVD CVE-2026-42799

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary