What’s Vulnerable › Vulnerabilities

CVE-2025-32912: Libsoup: null pointer dereference in client when server omits the "nonce" parameter in an unauthorized response with digest authentication

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-04-14 · updated 2026-06-30
• Weakness: CWE-476

Description

A flaw was found in libsoup, where SoupAuthDigest is vulnerable to a NULL pointer dereference. The HTTP server may cause the libsoup client to crash.

Affected products

• Red Hat Enterprise Linux 10: all versions — fixed in 0:3.6.5-3.el10_0
• Red Hat Enterprise Linux 8: all versions
• Red Hat Enterprise Linux 9: all versions

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 10 0:3.6.5-3.el10_0. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2025:7505
• https://access.redhat.com/security/cve/CVE-2025-32912
• https://bugzilla.redhat.com/show_bug.cgi?id=2359356
• https://gitlab.gnome.org/GNOME/libsoup/-/issues/434
• https://lists.debian.org/debian-lts-announce/2025/04/msg00036.html

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