USN-4646-2: poppler regression

26 November 2020

USN-4646-1 introduced a regression in poppler.

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Details

USN-4646-1 fixed vulnerabilities in poppler. The fix for CVE-2019-10871
introduced a regression causing certain applications linked against poppler
to fail. This update backs out the fix pending further investigation.

We apologize for the inconvenience.

Original advisory details:

It was discovered that Poppler incorrectly handled certain files. If a user
or automated system were tricked into opening a crafted PDF file, an
attacker could cause a denial of service.

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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.

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Update instructions

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

Ubuntu 18.04
Ubuntu 16.04

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

References

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