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Ubuntu 18.04 & 16.04: USN-4646-1 Critical Poppler DoS Advisory

ubuntu
Calendar Grey November 25, 2020
Dist Ubuntu Esm H88
Several vulnerabilities addressed in Ghostscript released in Ubuntu via USN-4650-1, affecting releases 20.04 and 22.04.
Several security issues were fixed in poppler.

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.

Topics%20covered

Topics Covered

security advisory denial of service security issue software update ubuntu poppler pdf library

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://ubuntu.com/security/notices/USN-4646-1

CVE-2018-21009, CVE-2019-10871, CVE-2019-13283, CVE-2019-9959,

CVE-2020-27778

Severity
critical
Lowest
Low
Medium
High
Critical

November 25, 2020

Topics%20covered

Topics Covered

security advisory denial of service security issue software update ubuntu poppler pdf library

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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