Out-of-bounds Read Affecting libsoup2.4 package, versions <2.74.3-10.1ubuntu4


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.88% (57th percentile)

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  • Snyk IDSNYK-UBUNTU2604-LIBSOUP24-16231074
  • published24 Apr 2026
  • disclosed21 May 2025

Introduced: 21 May 2025

CVE-2025-4969  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Ubuntu:26.04 libsoup2.4 to version 2.74.3-10.1ubuntu4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libsoup2.4 package and not the libsoup2.4 package as distributed by Ubuntu. See How to fix? for Ubuntu:26.04 relevant fixed versions and status.

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).

CVSS Base Scores

version 3.1