==========================================================================
Ubuntu Security Notice USN-7126-1
November 27, 2024

libsoup2.4 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
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in libsoup.

Software Description:
- libsoup2.4: HTTP client/server library for GNOME

Details:

It was discovered that libsoup ignored certain characters at the end of
header names. A remote attacker could possibly use this issue to perform
a HTTP request smuggling attack. (CVE-2024-52530)

It was discovered that libsoup did not correctly handle memory while
performing UTF-8 conversions. An attacker could possibly use this issue
to cause a denial of service or execute arbitrary code. (CVE-2024-52531)

It was discovered that libsoup could enter an infinite loop when reading
certain websocket data. An attacker could possibly use this issue to
cause a denial of service. (CVE-2024-52532)

Update instructions:

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

Ubuntu 24.10
  libsoup-2.4-1                   2.74.3-7ubuntu0.1

Ubuntu 24.04 LTS
  libsoup-2.4-1                   2.74.3-6ubuntu1.1

Ubuntu 22.04 LTS
  libsoup2.4-1                    2.74.2-3ubuntu0.1

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

Ubuntu 18.04 LTS
  libsoup2.4-1                    2.62.1-1ubuntu0.4+esm1
                                  Available with Ubuntu Pro

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

References:
  https://ubuntu.com/security/notices/USN-7126-1
  CVE-2024-52530, CVE-2024-52531, CVE-2024-52532

Package Information:
https://launchpad.net/ubuntu/+source/libsoup2.4/2.74.3-7ubuntu0.1
https://launchpad.net/ubuntu/+source/libsoup2.4/2.74.3-6ubuntu1.1
https://launchpad.net/ubuntu/+source/libsoup2.4/2.74.2-3ubuntu0.1
https://launchpad.net/ubuntu/+source/libsoup2.4/2.70.0-1ubuntu0.1