[USN-7432-1] libsoup vulnerabilities

[Fabian Toepfer]

==========================================================================
Ubuntu Security Notice USN-7432-1
April 10, 2025

libsoup2.4, libsoup3 vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 24.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in libsoup.

Software Description:
- libsoup2.4: HTTP client/server library for GNOME
- libsoup3: GObject introspection data for the libsoup HTTP library

Details:

It was discovered that libsoup could be made to read out of bounds. An
attacker could possibly use this issue to cause applications using
libsoup to crash, resulting in a denial of service. (CVE-2025-2784,
CVE-2025-32050, CVE-2025-32052, CVE-2025-32053)

It was discovered that libsoup could be made to dereference invalid
memory. An attacker could possibly use this issue to cause applications
using libsoup to crash, resulting in a denial of service.
(CVE-2025-32051)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.10
   libsoup-2.4-1                   2.74.3-7ubuntu0.2
   libsoup-3.0-0                   3.6.0-2ubuntu0.2

Ubuntu 24.04 LTS
   libsoup-2.4-1                   2.74.3-6ubuntu1.2
   libsoup-3.0-0                   3.4.4-5ubuntu0.2

Ubuntu 22.04 LTS
   libsoup-3.0-0                   3.0.7-0ubuntu1+esm2
                                   Available with Ubuntu Pro
   libsoup2.4-1                    2.74.2-3ubuntu0.2

Ubuntu 20.04 LTS
   libsoup2.4-1                    2.70.0-1ubuntu0.2

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-7432-1
   CVE-2025-2784, CVE-2025-32050, CVE-2025-32051, CVE-2025-32052,
   CVE-2025-32053

Package Information:
https://launchpad.net/ubuntu/+source/libsoup2.4/2.74.3-7ubuntu0.2
   https://launchpad.net/ubuntu/+source/libsoup3/3.6.0-2ubuntu0.2
https://launchpad.net/ubuntu/+source/libsoup2.4/2.74.3-6ubuntu1.2
   https://launchpad.net/ubuntu/+source/libsoup3/3.4.4-5ubuntu0.2
https://launchpad.net/ubuntu/+source/libsoup2.4/2.70.0-1ubuntu0.2

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