CVE-2025-49490

MEDIUMNVD 5.45.4—Trending — 3 sources updated this week

5.4

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.

CVSS v3: 5.4
EG Score: 5.4(medium)
EPSS: 52.2%
KEV: Not listed

Published

July 1, 2025

Last Modified

December 22, 2025

References (1)

68630edc-a58c-4cbd-9b01-0e130455c8aehttps://www.asrmicro.com/en/goods/psirt?cid=40

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-404Improper Resource Shutdown or Release

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 02:48 UTCEG score recompute
2026-05-30 02:48 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-49490?

CVE-2025-49490 is a medium vulnerability published on July 1, 2025. 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 FalconLinux、Kestrel、LapwingLinux: before v1536.

When was CVE-2025-49490 disclosed?

CVE-2025-49490 was first published in the National Vulnerability Database on July 1, 2025, with the most recent update on December 22, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-49490 actively exploited?

CVE-2025-49490 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 52.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-49490?

CVE-2025-49490 has a CVSS v3 base score of 5.4 (NVD).

How do I remediate CVE-2025-49490?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-49490, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2025-49490

Explore →

Is Your Infrastructure Affected by CVE-2025-49490?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2025-49490

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-49490?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)