==========================================================================
Ubuntu Security Notice USN-4646-1
November 25, 2020
poppler vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in poppler.
Software Description:
– poppler: PDF rendering library
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.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.04 LTS:
libpoppler73 0.62.0-2ubuntu2.11
poppler-utils 0.62.0-2ubuntu2.11
Ubuntu 16.04 LTS:
libpoppler58 0.41.0-0ubuntu1.15
poppler-utils 0.41.0-0ubuntu1.15
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4646-1
CVE-2018-21009, CVE-2019-10871, CVE-2019-13283, CVE-2019-9959,
CVE-2020-27778
Package Information:
https://launchpad.net/ubuntu/+source/poppler/0.62.0-2ubuntu2.11
https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.15
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==========================================================================
Ubuntu Security Notice USN-4646-2
November 26, 2020
poppler regression
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
Summary:
USN-4646-1 introduced a regression in poppler.
Software Description:
– poppler: PDF rendering library
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.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.04 LTS:
libpoppler73 0.62.0-2ubuntu2.12
poppler-utils 0.62.0-2ubuntu2.12
Ubuntu 16.04 LTS:
libpoppler58 0.41.0-0ubuntu1.16
poppler-utils 0.41.0-0ubuntu1.16
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4646-2
https://usn.ubuntu.com/4646-1
https://launchpad.net/bugs/1905741
Package Information:
https://launchpad.net/ubuntu/+source/poppler/0.62.0-2ubuntu2.12
https://launchpad.net/ubuntu/+source/poppler/0.41.0-0ubuntu1.16
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