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Sicherheit: Zwei Probleme in Jinja2 (Aktualisierung)
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in Jinja2 (Aktualisierung)
ID: USN-4011-2
Distribution: Ubuntu
Plattformen: Ubuntu 12.04 ESM, Ubuntu 14.04 ESM
Datum: Do, 6. Juni 2019, 21:33
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-10906
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10745
Applikationen: Jinja2
Update von: Zwei Probleme in Jinja2

Originalnachricht


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==========================================================================
Ubuntu Security Notice USN-4011-2
June 06, 2019

jinja2 vulnerabilities
==========================================================================

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

- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in Jinja2.

Software Description:
- jinja2: small but fast and easy to use stand-alone template engine

Details:

USN-4011-1 fixed several vulnerabilities in Jinja2. This update
provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu
14.04 ESM.

Original advisory details:

Olivier Dony discovered that Jinja incorrectly handled str.format. An
attacker could possibly use this issue to escape the sandbox.
(CVE-2016-10745)

Brian Welch discovered that Jinja incorrectly handled str.format_map.
An attacker could possibly use this issue to escape the sandbox.
(CVE-2019-10906)

Update instructions:

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

Ubuntu 14.04 ESM:
python-jinja2 2.7.2-2ubuntu0.1~esm1
python3-jinja2 2.7.2-2ubuntu0.1~esm1

Ubuntu 12.04 ESM:
python-jinja2 2.6-1ubuntu0.2
python3-jinja2 2.6-1ubuntu0.2

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

References:
https://usn.ubuntu.com/4011-2
https://usn.ubuntu.com/4011-1
CVE-2016-10745, CVE-2019-10906
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