Ubuntu 5661-1: LibreOffice vulnerabilities | LinuxSecurity.com
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Ubuntu Security Notice USN-5661-1
October 06, 2022

libreoffice vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in LibreOffice.

Software Description:
- libreoffice: Office productivity suite

Details:

It was discovered that LibreOffice incorrectly validated macro signatures.
If a user were tricked into opening a specially crafted document, a remote
attacker could possibly use this issue to execute arbitrary macros.
(CVE-2022-26305)

It was discovered that Libreoffice incorrectly handled encrypting the
master key provided by the user for storing passwords for web connections.
A local attacker could possibly use this issue to obtain access to
passwords stored in the user's configuration data. (CVE-2022-26306,
CVE-2022-26307)

Update instructions:

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

Ubuntu 20.04 LTS:
  libreoffice                     1:6.4.7-0ubuntu0.20.04.5

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

References:
  https://ubuntu.com/security/notices/USN-5661-1
  CVE-2022-26305, CVE-2022-26306, CVE-2022-26307

Package Information:
  https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.5

Ubuntu 5661-1: LibreOffice vulnerabilities

October 6, 2022

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS Summary: Several security issues were fixed in LibreOffice. Software Description: - libreoffice: Office productivity suite Details: It was discovered that LibreOffice incorrectly validated macro signatures. If a user were tricked into opening a specially crafted document, a remote attacker could possibly use this issue to execute arbitrary macros. (CVE-2022-26305) It was discovered that Libreoffice incorrectly handled encrypting the master key provided by the user for storing passwords for web connections. A local attacker could possibly use this issue to obtain access to passwords stored in the user's configuration data. (CVE-2022-26306, CVE-2022-26307)

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: libreoffice 1:6.4.7-0ubuntu0.20.04.5 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5661-1

CVE-2022-26305, CVE-2022-26306, CVE-2022-26307

Severity
Ubuntu Security Notice USN-5661-1

Package Information

https://launchpad.net/ubuntu/+source/libreoffice/1:6.4.7-0ubuntu0.20.04.5

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