Ubuntu 4962-1: Babel vulnerability | LinuxSecurity.com

Advisories

==========================================================================
Ubuntu Security Notice USN-4962-1
May 19, 2021

python-babel vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.04
- Ubuntu 20.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 ESM
- Ubuntu 14.04 ESM

Summary:

Babel code be made to execute arbitrary code if it received a specially
crafted input.

Software Description:
- python-babel: tools for internationalizing Python applications

Details:

It was discovered that Babel incorrectly handled certain inputs.
An attacker could possibly use this issue to execute arbitrary code.

Update instructions:

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

Ubuntu 21.04:
  python-babel-localedata         2.8.0+dfsg.1-6ubuntu0.1
  python3-babel                   2.8.0+dfsg.1-6ubuntu0.1

Ubuntu 20.10:
  python-babel-localedata         2.8.0+dfsg.1-4ubuntu0.1
  python3-babel                   2.8.0+dfsg.1-4ubuntu0.1

Ubuntu 20.04 LTS:
  python-babel                    2.6.0+dfsg.1-1ubuntu2.2
  python-babel-localedata         2.6.0+dfsg.1-1ubuntu2.2
  python3-babel                   2.6.0+dfsg.1-1ubuntu2.2

Ubuntu 18.04 LTS:
  python-babel                    2.4.0+dfsg.1-2ubuntu1.1
  python-babel-localedata         2.4.0+dfsg.1-2ubuntu1.1
  python3-babel                   2.4.0+dfsg.1-2ubuntu1.1

Ubuntu 16.04 ESM:
  python-babel                    1.3+dfsg.1-6ubuntu0.1~esm1
  python-babel-localedata         1.3+dfsg.1-6ubuntu0.1~esm1
  python3-babel                   1.3+dfsg.1-6ubuntu0.1~esm1

Ubuntu 14.04 ESM:
  python-babel                    1.3+dfsg.1-2ubuntu2+esm1
  python-babel-localedata         1.3+dfsg.1-2ubuntu2+esm1
  python3-babel                   1.3+dfsg.1-2ubuntu2+esm1

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

References:
  https://ubuntu.com/security/notices/USN-4962-1
  CVE-2021-20095

Package Information:
  https://launchpad.net/ubuntu/+source/python-babel/2.8.0+dfsg.1-6ubuntu0.1
  https://launchpad.net/ubuntu/+source/python-babel/2.8.0+dfsg.1-4ubuntu0.1
  https://launchpad.net/ubuntu/+source/python-babel/2.6.0+dfsg.1-1ubuntu2.2
  https://launchpad.net/ubuntu/+source/python-babel/2.4.0+dfsg.1-2ubuntu1.1

Ubuntu 4962-1: Babel vulnerability

May 19, 2021

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.04 - Ubuntu 20.10 - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 ESM - Ubuntu 14.04 ESM Summary: Babel code be made to execute arbitrary code if it received a specially crafted input. Software Description: - python-babel: tools for internationalizing Python applications Details: It was discovered that Babel incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code.

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04: python-babel-localedata 2.8.0+dfsg.1-6ubuntu0.1 python3-babel 2.8.0+dfsg.1-6ubuntu0.1 Ubuntu 20.10: python-babel-localedata 2.8.0+dfsg.1-4ubuntu0.1 python3-babel 2.8.0+dfsg.1-4ubuntu0.1 Ubuntu 20.04 LTS: python-babel 2.6.0+dfsg.1-1ubuntu2.2 python-babel-localedata 2.6.0+dfsg.1-1ubuntu2.2 python3-babel 2.6.0+dfsg.1-1ubuntu2.2 Ubuntu 18.04 LTS: python-babel 2.4.0+dfsg.1-2ubuntu1.1 python-babel-localedata 2.4.0+dfsg.1-2ubuntu1.1 python3-babel 2.4.0+dfsg.1-2ubuntu1.1 Ubuntu 16.04 ESM: python-babel 1.3+dfsg.1-6ubuntu0.1~esm1 python-babel-localedata 1.3+dfsg.1-6ubuntu0.1~esm1 python3-babel 1.3+dfsg.1-6ubuntu0.1~esm1 Ubuntu 14.04 ESM: python-babel 1.3+dfsg.1-2ubuntu2+esm1 python-babel-localedata 1.3+dfsg.1-2ubuntu2+esm1 python3-babel 1.3+dfsg.1-2ubuntu2+esm1 In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4962-1

CVE-2021-20095

Severity
Ubuntu Security Notice USN-4962-1

Package Information

https://launchpad.net/ubuntu/+source/python-babel/2.8.0+dfsg.1-6ubuntu0.1 https://launchpad.net/ubuntu/+source/python-babel/2.8.0+dfsg.1-4ubuntu0.1 https://launchpad.net/ubuntu/+source/python-babel/2.6.0+dfsg.1-1ubuntu2.2 https://launchpad.net/ubuntu/+source/python-babel/2.4.0+dfsg.1-2ubuntu1.1

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