[USN-6012-1] Smarty vulnerability
George-Andrei Iosif
andrei.iosif at canonical.com
Thu Apr 13 08:33:51 UTC 2023
==========================================================================
Ubuntu Security Notice USN-6012-1
April 13, 2023
smarty3 vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.10
- Ubuntu 22.04 LTS
Summary:
Smarty could be made to crash or run programs if it received a specially
crafted template.
Software Description:
- smarty3: The compiling PHP template engine
Details:
It was discovered that Smarty incorrectly parsed blocks' names and
included files' names. A remote attacker with template writing permissions
could use this issue to execute arbitrary PHP code. (CVE-2022-29221)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.10:
smarty3 3.1.39-2ubuntu1.22.10.1
Ubuntu 22.04 LTS:
smarty3 3.1.39-2ubuntu1.22.04.1
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6012-1
CVE-2022-29221
Package Information:
https://launchpad.net/ubuntu/+source/smarty3/3.1.39-2ubuntu1.22.10.1
https://launchpad.net/ubuntu/+source/smarty3/3.1.39-2ubuntu1.22.04.1
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