CVE-2025-32910
Alma Linux vulnerability analysis and mitigation

Overview

A vulnerability was discovered in libsoup (CVE-2025-32910), identified on April 14, 2025. The flaw exists in the soupauthdigest_authenticate() function, which is susceptible to a NULL pointer dereference. This vulnerability affects libsoup versions prior to 3.6.3 (NVD, Debian Tracker).

Technical details

The vulnerability is classified as CWE-476 (NULL Pointer Dereference) with a CVSS v3.1 base score of 6.5 (Medium). The vulnerability vector is CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H, indicating that it can be exploited over the network, requires low attack complexity, needs no privileges, but does require user interaction (NVD).

Impact

When exploited, this vulnerability can cause the libsoup client to crash when processing responses from a malicious HTTP server. The impact is primarily focused on availability, with no direct impact on confidentiality or integrity (Red Hat Bugzilla).

Mitigation and workarounds

The vulnerability has been fixed in libsoup version 3.6.3 and later. For Debian 11 (bullseye), the fix is available in version 2.72.0-2+deb11u2. Users are recommended to upgrade their libsoup packages to the patched versions (Debian LTS).

Additional resources


SourceThis report was generated using AI

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