A ClamAV security update has been released for Ubuntu Linux 19.10, 18.04 LTS, and 16.04 LTS.

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Ubuntu Security Notice USN-4280-1
February 18, 2020

clamav vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

ClamAV could be made to crash if it opened a specially crafted file.

Software Description:
- clamav: Anti-virus utility for Unix

Details:

It was discovered that ClamAV incorrectly handled memory when the
Data-Loss-Prevention (DLP) feature was enabled. A remote attacker could
possibly use this issue to cause ClamAV to crash, resulting in a denial of
service.

Update instructions:

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

Ubuntu 19.10:
clamav 0.102.2+dfsg-0ubuntu0.19.10.1

Ubuntu 18.04 LTS:
clamav 0.102.2+dfsg-0ubuntu0.18.04.1

Ubuntu 16.04 LTS:
clamav 0.102.2+dfsg-0ubuntu0.16.04.1

This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary

References:
  https://usn.ubuntu.com/4280-1
CVE-2020-3123

Package Information:
  https://launchpad.net/ubuntu/+source/clamav/0.102.2+dfsg-0ubuntu0.19.10.1
  https://launchpad.net/ubuntu/+source/clamav/0.102.2+dfsg-0ubuntu0.18.04.1
  https://launchpad.net/ubuntu/+source/clamav/0.102.2+dfsg-0ubuntu0.16.04.1