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@REPLYADDR Leonidas S. Barbosa
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==========================================================================
Ubuntu Security Notice USN-6028-1
April 19, 2023
libxml2 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM
Summary:
Several security issues were fixed in libxml2.
Software Description:
- libxml2: GNOME XML library
Details:
It was discovered that lixml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2023-28484)
It was discovered that libxml2 incorrectly handled certain XML files.
An attacker could possibly use this issue to cause a crash.
(CVE-2023-29469)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
libxml2 2.9.14+dfsg-1ubuntu0.2
libxml2-utils 2.9.14+dfsg-1ubuntu0.2
Ubuntu 22.04 LTS:
libxml2 2.9.13+dfsg-1ubuntu0.3
libxml2-utils 2.9.13+dfsg-1ubuntu0.3
Ubuntu 20.04 LTS:
libxml2 2.9.10+dfsg-5ubuntu0.20.04.6
libxml2-utils 2.9.10+dfsg-5ubuntu0.20.04.6
Ubuntu 18.04 LTS:
libxml2 2.9.4+dfsg1-6.1ubuntu1.9
libxml2-utils 2.9.4+dfsg1-6.1ubuntu1.9
Ubuntu 16.04 ESM:
libxml2 2.9.3+dfsg1-1ubuntu0.7+esm5
libxml2-utils 2.9.3+dfsg1-1ubuntu0.7+esm5
Ubuntu 14.04 ESM:
libxml2 2.9.1+dfsg1-3ubuntu4.13+esm5
libxml2-utils 2.9.1+dfsg1-3ubuntu4.13+esm5
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6028-1
CVE-2023-28484, CVE-2023-29469
Package Information:
https://launchpad.net/ubuntu/+source/libxml2/2.9.14+dfsg-1ubuntu0.2
https://launchpad.net/ubuntu/+source/libxml2/2.9.13+dfsg-1ubuntu0.3
https://launchpad.net/ubuntu/+source/libxml2/2.9.10+dfsg-5ubuntu0.20.04.6
https://launchpad.net/ubuntu/+source/libxml2/2.9.4+dfsg1-6.1ubuntu1.9
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