CVE-2025-0665
libcurl Eventfd File Descriptor Double Close
Description
libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve.
INFO
Published Date :
Feb. 5, 2025, 10:15 a.m.
Last Modified :
July 30, 2025, 7:41 p.m.
Source :
2499f714-1537-4658-8207-48ae4bb9eae9
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Public PoC/Exploit Available at Github
CVE-2025-0665 has a 1 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
Affected Products
The following products are affected by CVE-2025-0665
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-0665.
| URL | Resource |
|---|---|
| https://curl.se/docs/CVE-2025-0665.html | Vendor Advisory |
| https://curl.se/docs/CVE-2025-0665.json | Vendor Advisory |
| https://hackerone.com/reports/2954286 | Exploit Issue Tracking Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2025/02/05/2 | Mailing List Third Party Advisory |
| http://www.openwall.com/lists/oss-security/2025/02/05/5 | Mailing List Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20250306-0007/ | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Python script that fetches, analyzes, and reports Microsoft Patch Tuesday updates via the MSRC API — with a clean web interface for easy viewing.
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-0665 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-0665 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jul. 30, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:haxx:curl:8.11.1:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:hci_compute_node:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added Reference Type CVE: http://www.openwall.com/lists/oss-security/2025/02/05/2 Types: Mailing List, Third Party Advisory Added Reference Type CVE: http://www.openwall.com/lists/oss-security/2025/02/05/5 Types: Mailing List, Third Party Advisory Added Reference Type curl: https://curl.se/docs/CVE-2025-0665.html Types: Vendor Advisory Added Reference Type curl: https://curl.se/docs/CVE-2025-0665.json Types: Vendor Advisory Added Reference Type curl: https://hackerone.com/reports/2954286 Types: Exploit, Issue Tracking, Third Party Advisory Added Reference Type CVE: https://security.netapp.com/advisory/ntap-20250306-0007/ Types: Third Party Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 18, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-1341 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Mar. 07, 2025
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20250306-0007/ -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 18, 2025
Action Type Old Value New Value Removed CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Removed CWE CWE-1341 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Feb. 05, 2025
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2025/02/05/5 -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 05, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-1341 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Feb. 05, 2025
Action Type Old Value New Value Added Reference http://www.openwall.com/lists/oss-security/2025/02/05/2 -
New CVE Received by 2499f714-1537-4658-8207-48ae4bb9eae9
Feb. 05, 2025
Action Type Old Value New Value Added Description libcurl would wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve. Added Reference https://curl.se/docs/CVE-2025-0665.html Added Reference https://curl.se/docs/CVE-2025-0665.json Added Reference https://hackerone.com/reports/2954286
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-0665 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-0665
weaknesses.