SB2025052992 - Multiple vulnerabilities in libsoup

Description

This security bulletin contains information about 3 secuirty vulnerabilities.

1) Memory leak (CVE-ID: CVE-2025-46420)

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak within the soup_header_parse_quality_list() function. A remote attacker can force the application to leak memory and perform denial of service attack.

2) Use-after-free (CVE-ID: CVE-2025-32911)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the soup_message_headers_get_content_disposition(). A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

3) NULL pointer dereference (CVE-ID: CVE-2025-32910)

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

The vulnerability exists due to a NULL pointer dereference error within the soup_auth_digest_authenticate() function. A remote attacker can trick the victim into visiting a specially crafted website and crash the application.

Remediation

Install update from vendor's website.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=2361963
• https://bugzilla.redhat.com/show_bug.cgi?id=2359355
• https://bugzilla.redhat.com/show_bug.cgi?id=2359354