SB2026041541 - Anolis OS update for openssl
Published: April 15, 2026
Security Bulletin ID
SB2026041541
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2026-28389)
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to NULL pointer dereference in CMS KeyAgreeRecipientInfo processing when processing a crafted CMS EnvelopedData message with a missing optional parameters field. A remote attacker can send a crafted CMS message to cause a denial of service.
Applications and services that call CMS_decrypt() on untrusted input, such as S/MIME processing or CMS-based protocols, are affected.
Remediation
Install update from vendor's website.