Ubuntu 18.04 LTS, USN-7467-2: libxml2 denial of service
ubuntu
April 29, 2025
Several security issues were fixed in libxml2.
Summary
Several security issues were fixed in libxml2.
Software Description:
- libxml2: GNOME XML library
Details:
USN-7467-1 fixed several vulnerabilities in libxml2. This update provides
the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.
Original advisory details:
It was discovered that the libxml2 Python bindings incorrectly handled
certain return values. An attacker could possibly use this issue to cause
libxml2 to crash, resulting in a denial of service. (CVE-2025-32414)
It was discovered that libxml2 incorrectly handled certain memory
operations. A remote attacker could possibly use this issue to cause
libxml2 to crash, resulting in a denial of service. (CVE-2025-32415)
Topics Covered
Update Instructions
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.04 LTS
libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3
Available with Ubuntu Pro
python-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3
Available with Ubuntu Pro
python3-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3
Available with Ubuntu Pro
Ubuntu 16.04 LTS
libxml2 2.9.3+dfsg1-1ubuntu0.7+esm8
Available with Ubuntu Pro
python-libxml2 2.9.3+dfsg1-1ubuntu0.7+esm8
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.References
https://ubuntu.com/security/notices/USN-7467-2
https://ubuntu.com/security/notices/USN-7467-1
CVE-2025-32414, CVE-2025-32415
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Ubuntu Security Notice USN-7467-2
Topics Covered
Package Information
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