[USN-4338-1] re2c vulnerability

Leonidas S. Barbosa leo.barbosa at canonical.com
Wed Apr 22 17:45:13 UTC 2020

Ubuntu Security Notice USN-4338-1
April 22, 2020

re2c vulnerability

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

- Ubuntu 19.10


re2c could be made to execute arbitrary code if it received
a specially crafted file.

Software Description:
- re2c: tool for generating fast C-based recognizers


Agostino Sarubbo discovered that re2c incorrectly handled certain files.
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 19.10:
  re2c                            1.2.1-1ubuntu0.1

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


Package Information:
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