USN-6508-1 caused some minor regressions in poppler.
Software Description:
- poppler: PDF rendering library
Details:
USN-6508-1 fixed vulnerabilities in poppler. The update introduced
one minor regression in Ubuntu 18.04 LTS. This update fixes the
problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. This issue only affected Ubuntu 16.04
LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-23804)
It was discovered that poppler incorrectly handled certain malformed PDF
files. If a user or an automated system were tricked into opening a
specially crafted PDF file, a remote attacker could possibly use this
issue to cause a denial of service. (CVE-2022-37050, CVE-2022-37051,
CVE-20...
The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS (Available with Ubuntu Pro): libpoppler73 0.62.0-2ubuntu2.14+esm3 poppler-utils 0.62.0-2ubuntu2.14+esm3 In general, a standard system update will make all the necessary changes.
https://ubuntu.com/security/notices/USN-6508-2
https://ubuntu.com/security/notices/USN-6508-1
https://bugs.launchpad.net/ubuntu/+source/poppler/+bug/2045027
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