CVE-2025-32908

Libsoup: denial of service on libsoup through http/2 server

State: Published
Severity: 7.5 High
Published: Apr 14, 2025
Updated: Jun 29, 2026
Reserved: Apr 14, 2025

Description

A flaw was found in libsoup. The HTTP/2 server in libsoup may not fully validate the values of pseudo-headers :scheme, :authority, and :path, which may allow a user to cause a denial of service (DoS).

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-115 Misinterpretation of Input

Affected Products

Product	Versions
libsoup	before 3.6.5Affected
Red Hat Enterprise Linux 10Red Hat	0:3.6.5-3.el10_0 and laterNot affected
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-2025:7505vendor-advisory
https://access.redhat.com/security/cve/CVE-2025-32908vdb-entry
RHBZ#2359343issue-tracking
https://gitlab.gnome.org/GNOME/libsoup/-/issues/429
https://gitlab.gnome.org/GNOME/libsoup/-/merge_requests/451

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