SB2025102459 - Anolis OS update for golang

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2025-22871)

The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests when handling chunked data in net/http. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

2) Protection Mechanism Failure (CVE-ID: CVE-2025-22874)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error in crypto/x509 when using ExtKeyUsageAny. When calling Verify with a VerifyOptions.KeyUsages that contains ExtKeyUsageAny it disables policy validation.

This only affected certificate chains which contain policy graphs, which are rather uncommon.

3) Input validation error (CVE-ID: CVE-2025-47906)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to insufficient validation of the PATH environment variable in LookPath. A local user can pass specially crafted strings to the application and execute arbitrary OS commands with elevated privileges. 

Remediation

Install update from vendor's website.

References

• https://anas.openanolis.cn/errata/detail/ANSA-2025:0763