CVE-2025-0665

libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve.

CVSS 3.1

7.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H

EPSS

1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-25)

Published

2025-02-05

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• haxx:curl
• netapp:bootstrap_os
• netapp:h300s_firmware
• netapp:h410c_firmware
• netapp:h410s_firmware
• netapp:h500s_firmware
• netapp:h700s_firmware

References

• https://curl.se/docs/CVE-2025-0665.html
• https://curl.se/docs/CVE-2025-0665.json
• https://hackerone.com/reports/2954286
• http://www.openwall.com/lists/oss-security/2025/02/05/2
• http://www.openwall.com/lists/oss-security/2025/02/05/5

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