SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-49481

Improper Resource Shutdown or Release vulnerability in ASR180x 、ASR190x in router modules allows Resource Leak Exposure.

MEDIUM 5.3EPSS 0.28%

Does this matter?

Lower severity and a low EPSS score (0.28%). Track it; it rarely justifies an emergency change on its own.

Description

Improper Resource Shutdown or Release vulnerability in ASR180x 、ASR190x in router modules allows Resource Leak Exposure. This vulnerability is associated with program files router/phonebook/pbwork-queue.C. This issue affects Falcon_Linux、Kestrel、Lapwing_Linux: before v1536.

CVSS 3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
0.28% probability · 20th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-404
Affected
asrmicro/falcon linux · asrmicro/kestrel · asrmicro/lapwing linux
Source
68630edc-a58c-4cbd-9b01-0e130455c8ae
EPSS trend
0%3%5%26 October 2026: 0.28%26 October 202626 October 2026

EPSS 0.3% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.