CVE-2025-0665Multiple Releases of Same Resource or Handle in Curl

Severity
7.0HIGHNVD
EPSS
4.6%
top 10.78%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 5
Latest updateFeb 11

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:HExploitability: 2.2 | Impact: 4.7

Affected Packages4 packages

Alpinehaxx/curl< 8.12.0-r0+5
Debianhaxx/curl< 8.12.0+git20250209.89ed161+ds-1+1
CVEListV5curl/curl8.11.18.11.1
NVDhaxx/curl8.11.1

🔴Vulnerability Details

4
OSV
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 resolv2025-02-05
GHSA
GHSA-cc57-hgv8-p56r: libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolv2025-02-05
CVEList
eventfd double close2025-02-05
OSV
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 resolv2025-02-05

📋Vendor Advisories

3
Microsoft
eventfd double close2025-02-11
Red Hat
libcurl: Double Close of Eventfd in libcurl2025-02-05
Debian
CVE-2025-0665: curl - libcurl would wrongly close the same eventfd file descriptor twice when taking d...2025

💬Community

1
HackerOne
CVE-2025-0665: eventfd double close2025-02-07
CVE-2025-0665 — Curl vulnerability | cvebase