CVE-2025-0665

eventfd double close

CVSS 7 HIGHEPSS 1.2%

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

Affected products

curl · curl

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References

https://curl.se/docs/CVE-2025-0665.html https://curl.se/docs/CVE-2025-0665.json https://hackerone.com/reports/2954286 https://security.netapp.com/advisory/ntap-20250306-0007/http://www.openwall.com/lists/oss-security/2025/02/05/2 http://www.openwall.com/lists/oss-security/2025/02/05/5