How severe is CVE-2025-49490?

CVE-2025-49490 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2025-49490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-49490?

CVE-2025-49490 primarily affects Asrmicro Falcon Linux. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-49490?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-49490 have an EU (EUVD) identifier?

Yes. CVE-2025-49490 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19605.

When was CVE-2025-49490 published?

CVE-2025-49490 was published on 2025-07-01 and last updated on 2026-06-17.

CVE-2025-49490

CVE-2025-49490 is a medium-severity vulnerability in Asrmicro Falcon Linux with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-404.

Key facts

Severity: Medium (CVSS 3.x base score 5.4)
EPSS exploit prediction: 0% (14th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-19605
Weakness: CWE-404
Affected product: Asrmicro Falcon Linux
Published: 2025-07-01
Last modified: 2026-06-17

Description

Resource leak vulnerability in ASR180x in router allows Resource Leak Exposure. This vulnerability is associated with program files router/sms/sms.c. This issue affects Falcon_Linux、Kestrel、Lapwing_Linux: before v1536.

Frequently asked questions

What is CVE-2025-49490?: Resource leak vulnerability in ASR180x in router allows Resource Leak Exposure. This vulnerability is associated with program files router/sms/sms.c. This issue affects Falcon_Linux、Kestrel、Lapwing_Linux: before v1536.
How severe is CVE-2025-49490?: CVE-2025-49490 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2025-49490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (14th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-49490?: CVE-2025-49490 primarily affects Asrmicro Falcon Linux. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-49490?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-49490 have an EU (EUVD) identifier?: Yes. CVE-2025-49490 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-19605.
When was CVE-2025-49490 published?: CVE-2025-49490 was published on 2025-07-01 and last updated on 2026-06-17.

References

https://www.asrmicro.com/en/goods/psirt?cid=40

Affected products (3)

cpe:2.3:o:asrmicro:falcon_linux:*:*:*:*:*:*:*:*
cpe:2.3:o:asrmicro:kestrel:*:*:*:*:*:*:*:*
cpe:2.3:o:asrmicro:lapwing_linux:*:*:*:*:*:*:*:*

More vulnerabilities in Asrmicro Falcon Linux

CVE-2025-49480 — High (CVSS 7.4): Out-of-bounds access in ASR180x 、ASR190x in lte-telephony, This vulnerability is associated with program files…
CVE-2025-49492 — High (CVSS 7.4): Out-of-bounds write in ASR180x in lte-telephony, May cause a buffer underrun. This vulnerability is associated with…
CVE-2025-49483 — Medium (CVSS 5.4): Improper Resource Shutdown or Release vulnerability in ASR180x 、ASR190x in tr069 modules allows Resource Leak…
CVE-2025-49482 — Medium (CVSS 5.4): Improper Resource Shutdown or Release vulnerability in ASR180x 、ASR190x in tr069 modules allows Resource Leak…
CVE-2025-49481 — Medium (CVSS 5.4): Improper Resource Shutdown or Release vulnerability in ASR180x 、ASR190x in router modules allows Resource Leak…
CVE-2025-49491 — Medium (CVSS 5.4): Improper Resource Shutdown or Release vulnerability in ASR Falcon_Linux、Kestrel、Lapwing_Linux on Linux…

All CVEs affecting Asrmicro Falcon Linux →

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