Twig could be made to run programs if it received specially crafted network traffic from an authenticated user.
It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code.
It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code.
It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code.
It was discovered that Twig did not properly validate PHP callables when using a source policy. An authenticated user could possibly use this issue to execute arbitrary code.
In general, a standard system update will make all the necessary changes.
The problem can be corrected by updating your system to the following package versions:
Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.
The full story
This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.
