SB2025080861 - Fedora EPEL 9 update for apptainer
Published: August 8, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Input validation error (CVE-ID: CVE-2025-22870)
The vulnerability allows a remote attacker to alter application's behavior.
The vulnerability exists due to insufficient validation of an IPv6 zone ID as a hostname component, when matching hosts against proxy patterns. For instance the NO_PROXY environment variable is set to "*.example.com", a request to
"[::1%25.example.com]:80` will incorrectly match and not be proxied. A remote attacker can alter application behavior and potentially gain access to sensitive information or functionality.
2) Information disclosure (CVE-ID: CVE-2025-4673)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to sensitive Proxy-Authorization and Proxy-Authenticate headers are not cleared on cross-origin redirect in net/http. A remote attacker can gain access to credentials passed via these headers.
Remediation
Install update from vendor's website.