CVE-2025-32910

Libsoup: null pointer deference on libsoup via /auth/soup-auth-digest.c through "soup_auth_digest_authenticate" on client when server omits the "realm" parameter in an unauthorized response with digest authentication

State: Published
Severity: 6.5 Medium
Published: Apr 14, 2025
Updated: Sep 15, 2026
Reserved: Apr 14, 2025

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Description

A flaw was found in libsoup, where soup_auth_digest_authenticate() is vulnerable to a NULL pointer dereference. This issue may cause the libsoup client to crash.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
libsoup	before 3.6.3Affected
Red Hat Enterprise Linux 8Red Hat	0:2.8-3.el8_10.1 and laterNot affected
Red Hat Enterprise Linux 8Red Hat	0:8.10-1 and laterNot affected
Red Hat Enterprise Linux 10Red Hat
Red Hat Enterprise Linux 6Red Hat
Red Hat Enterprise Linux 7Red Hat
Red Hat Enterprise Linux 8Red Hat
Red Hat Enterprise Linux 9Red Hat

References

RHSA-2025:8292vendor-advisory
https://access.redhat.com/security/cve/CVE-2025-32910vdb-entry
RHBZ#2359354issue-tracking
https://gitlab.gnome.org/GNOME/libsoup/-/issues/432
https://lists.debian.org/debian-lts-announce/2025/04/msg00036.html

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