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Ubuntu 16.04: USN-5575-2 Critical Fixes for Libxslt Attacks

ubuntu
Calendar Grey August 22, 2022
Dist Ubuntu Esm H88
Vulnerabilities resolved in Libxslt impact Ubuntu 14.04 and 16.04 ESM. Advisory USN-5575-2 contains guidance for updates.
Several security issues were fixed in Libxslt.

Summary

Several security issues were fixed in Libxslt.

Software Description:

- libxslt: XSLT processing library

Details:

USN-5575-1 fixed vulnerabilities in Libxslt. This update provides

the corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04

ESM.

Original advisory details:

Nicolas Grégoire discovered that Libxslt incorrectly handled certain XML.

An attacker could possibly use this issue to expose sensitive information

or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS.

(CVE-2019-5815)

Alexey Neyman incorrectly handled certain HTML pages.

An attacker could possibly use this issue to expose sensitive information

or execute arbitrary code. (CVE-2021-30560)

Topics%20covered

Topics Covered

security advisory critical arbitrary code sensitive information libxslt Ubuntu 16.04 ESM

Update Instructions

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

Ubuntu 16.04 ESM:
   libxslt1.1                      1.1.28-2.1ubuntu0.3+esm1

Ubuntu 14.04 ESM:
   libxslt1.1                      1.1.28-2ubuntu0.2+esm2

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

References

  https://ubuntu.com/security/notices/USN-5575-2

  https://ubuntu.com/security/notices/USN-5575-1

  CVE-2019-5815, CVE-2021-30560

Severity
critical
Lowest
Low
Medium
High
Critical

August 22, 2022

Topics%20covered

Topics Covered

security advisory critical arbitrary code sensitive information libxslt Ubuntu 16.04 ESM

Package Information

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