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Ubuntu 23.04 USN-6028-2 Critical: Libxml2 Crash Attack Fixes

ubuntu
Calendar Grey June 7, 2023
Dist Ubuntu Esm H88
Ubuntu 23.04 users are urged to implement updates that rectify significant security vulnerabilities in libxml2 to protect against potential threats.
Several security issues were fixed in libxml2.

Summary

Several security issues were fixed in libxml2.

Software Description:

- libxml2: GNOME XML library

Details:

USN-6028-1 fixed vulnerabilities in libxml2. This update provides the

corresponding updates for Ubuntu 23.04.

Original advisory details:

It was discovered that libxml2 incorrectly handled certain XML files.

An attacker could possibly use this issue to cause a crash.

(CVE-2022-2309)

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)

Topics%20covered

Topics Covered

security advisory Ubuntu attack vector libxml2 crash issue

Update Instructions

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

Ubuntu 23.04:
  libxml2                         2.9.14+dfsg-1.1ubuntu0.1
  libxml2-utils                   2.9.14+dfsg-1.1ubuntu0.1

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

References

https://ubuntu.com/security/notices/USN-6028-2

https://ubuntu.com/security/notices/USN-6028-1

CVE-2022-2309, CVE-2023-28484, CVE-2023-29469

Severity
critical
Lowest
Low
Medium
High
Critical

June 07, 2023

Topics%20covered

Topics Covered

security advisory Ubuntu attack vector libxml2 crash issue

Package Information

https://launchpad.net/ubuntu/+source/libxml2/2.9.14+dfsg-1.1ubuntu0.1

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