USN-7565-1: libsoup vulnerabilities

Publication date

11 June 2025

Overview

Several security issues were fixed in libsoup.


Packages

  • libsoup2.4 - HTTP client/server library for GNOME

Details

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. This issue only
affected Ubuntu 16.04 LTS. (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. This issue only affected Ubuntu 16.04 LTS.
(CVE-2024-52532)

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,

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. This issue only
affected Ubuntu 16.04 LTS. (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. This issue only affected Ubuntu 16.04 LTS.
(CVE-2024-52532)

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)


Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.04 bionic libsoup2.4-1 –  2.62.1-1ubuntu0.4+esm5  
16.04 xenial libsoup2.4-1 –  2.52.2-1ubuntu0.3+esm4  

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