Description
A vulnerability was found in the libsoup package. This flaw stems from its failure to correctly verify the termination of multipart HTTP messages. This can allow a remote attacker to send a specially crafted multipart HTTP body, causing the libsoup-consuming server to read beyond its allocated memory boundaries (out-of-bounds read).
Published: 2025-05-21
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-4398-1 libsoup2.4 security update
EUVD EUVD EUVD-2025-16077 A vulnerability was found in the libsoup package. This flaw stems from its failure to correctly verify the termination of multipart HTTP messages. This can allow a remote attacker to send a specially crafted multipart HTTP body, causing the libsoup-consuming server to read beyond its allocated memory boundaries (out-of-bounds read).
Ubuntu USN Ubuntu USN USN-7643-1 libsoup vulnerabilities
History

Wed, 06 May 2026 14:30:00 +0000

Type Values Removed Values Added
References

Fri, 23 May 2025 02:30:00 +0000

Type Values Removed Values Added
CPEs cpe:/o:redhat:enterprise_linux:10

Wed, 21 May 2025 11:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 21 May 2025 03:00:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Wed, 21 May 2025 02:30:00 +0000

Type Values Removed Values Added
Description A vulnerability was found in the libsoup package. This flaw stems from its failure to correctly verify the termination of multipart HTTP messages. This can allow a remote attacker to send a specially crafted multipart HTTP body, causing the libsoup-consuming server to read beyond its allocated memory boundaries (out-of-bounds read).
Title Libsoup: off-by-one out-of-bounds read in find_boundary() in soup-multipart.c
First Time appeared Redhat
Redhat enterprise Linux
Weaknesses CWE-125
CPEs cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L'}


Subscriptions

Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-05-06T13:32:27.618Z

Reserved: 2025-05-19T21:14:09.795Z

Link: CVE-2025-4969

cve-icon Vulnrichment

Updated: 2025-05-21T10:19:37.495Z

cve-icon NVD

Status : Deferred

Published: 2025-05-21T06:16:28.937

Modified: 2026-05-06T15:16:08.137

Link: CVE-2025-4969

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-05-20T00:00:00Z

Links: CVE-2025-4969 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses