Anolis OS update for libsoup

Published: 2025-07-17

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2025-4476 CVE-2025-46421
CWE-ID	CWE-476 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Anolis OS Operating systems & Components / Operating system libsoup-doc Operating systems & Components / Operating system package or component libsoup-devel Operating systems & Components / Operating system package or component libsoup Operating systems & Components / Operating system package or component
Vendor	OpenAnolis

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU109944

Risk: Medium

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-4476

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. when handling 401 (Unauthorized) HTTP responses. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Anolis OS: 23

libsoup-doc: before 2.74.3-17

libsoup-devel: before 2.74.3-17

libsoup: before 2.74.3-17

CPE2.3

External links

https://anas.openanolis.cn/errata/detail/ANSA-2025:0420

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.

2) Information disclosure

EUVDB-ID: #VU109938

Risk: Low

CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-46421

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor