CVE-2025-71223

MEDIUMNVD 5.55.5—Trending — 3 sources updated this week

5.5

In the Linux kernel, the following vulnerability has been resolved:

smb/server: fix refcount leak in smb2_open()

When ksmbd_vfs_getattr() fails, the reference count of ksmbd_file must be released.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 4.6%
KEV: Not listed

Published

February 14, 2026

Last Modified

March 18, 2026

References (4)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2456fde2b137703328f1695f60c68fe488d17e36
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/39ca11ff158c98fb092176f06047628c54bcf7a1
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4665e52bde3b1f8f442895ce7d88fa62a43e48c4
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f416c556997aa56ec4384c6b6efd6a0e6ac70aa7

Data Freshness Timeline

(refreshed 8× in last 7d / 8× 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.

2026-05-31 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
2026-05-29 13:51 UTCEG score recompute
2026-05-29 13:51 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-71223?

CVE-2025-71223 is a medium vulnerability published on February 14, 2026. In the Linux kernel, the following vulnerability has been resolved: smb/server: fix refcount leak in smb2_open() When ksmbdvfsgetattr() fails, the reference count of ksmbd_file must be released.

When was CVE-2025-71223 disclosed?

CVE-2025-71223 was first published in the National Vulnerability Database on February 14, 2026, with the most recent update on March 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-71223 actively exploited?

CVE-2025-71223 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-71223?

CVE-2025-71223 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2025-71223?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-71223, 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.

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CVE-2025-71223

📅 Published

🔄 Last Modified

🔗 References (4)