Anolis OS update for curl

1) Resource management error

EUVDB-ID: #VU103647

Risk: Low

CVSSv4.0: 1.7 [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 - Resource Management Errors

Exploit availability: No

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 23

libcurl-debuginfo: before 8.4.0-7

curl-doc: before 8.4.0-7

curl-minimal: before 8.4.0-7

libcurl: before 8.4.0-7

curl: before 8.4.0-7

libcurl-minimal: before 8.4.0-7

libcurl-devel: before 8.4.0-7

CPE2.3

• cpe:2.3:o:openanolis:anolis_os:23:*:*:*:*:*:*:*
• cpe:2.3:o:openanolis:libcurl-debuginfo:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:curl-doc:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:curl-minimal:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:libcurl:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:curl:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:libcurl-minimal:*:*:*:*:*:anolis_os:*:*
• cpe:2.3:o:openanolis:libcurl-devel:*:*:*:*:*:anolis_os:*:*

External links

https://anas.openanolis.cn/errata/detail/ANSA-2025:0127

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.