Resource management error in cURL - CVE-2025-0665
Published: February 5, 2025
Vulnerability identifier: #VU103647
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-0665
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: curl.haxx.se
Affected software:
cURL
cURL
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application when built with the threaded resolver. A remote attacker can force the application to wrongly close the same eventfd file descriptor twice when taking down a connection channel after having completed a threaded name resolve
How to mitigate CVE-2025-0665
Install updates from vendor's website.