Public bug reported:
There is a vulnerability in the GIMP in the way it handles XCF files,
and could be exploited by malicious people to cause a DoS (Denial of
Service) and potentially compromise a user's system.
** Affects: gimp (Ubuntu)
Importance: Untriaged
Status: Unconfirmed
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Security update - 2.2.12
https://launchpad.net/bugs/52324